IGOR WAVES/D StartDateTime Duration LAT LONGT subMSA supMSA subCl supCl subBr supBr subNO3 supNO3 subSO4 supSO4 subnssSO4 supnssSO4 subOxalate supOxalate BEGIN 3171920420 30864 42.41855 -70.65111 0.0000 0.0546 0.000 0.005 0.0000 0.0000 0.000 0.013 0.000 3.466 0.000 3.466 0.000 0.026 3171967128 18792 42.44703 -70.72217 0.0048 0.0000 0.000 0.000 0.0002 0.0000 0.006 0.021 0.600 0.000 0.590 0.000 0.007 0.000 3171990266 14724 42.38529 -70.50164 0.0118 0.0000 0.000 0.000 0.0000 0.0000 0.000 0.001 0.595 0.000 0.582 0.000 0.006 0.000 3172005352 37602 42.51687 -70.55316 0.0045 0.0000 0.000 0.041 0.0000 0.0002 0.003 0.025 0.269 0.000 0.264 0.000 0.008 0.001 3172047956 16026 42.57261 -70.49544 0.0071 0.0004 0.000 0.052 0.0030 0.0006 0.000 0.000 0.669 0.005 0.665 0.000 0.039 0.000 3172078722 14466 43.00292 -70.57831 0.0444 0.0045 0.000 0.122 0.0000 0.0027 0.132 0.216 1.756 0.073 1.753 0.037 0.092 0.009 3172097281 31944 43.1628 -69.62488 0.0296 0.0025 0.000 0.019 0.0000 0.0000 0.046 0.061 0.873 0.040 0.872 0.031 0.044 0.010 3172134010 33018 43.58613 -66.9809 0.1153 0.0000 0.000 0.000 0.0000 0.0000 0.000 0.000 1.807 0.000 1.805 0.000 0.000 0.000 3172172406 43224 43.72062 -66.16325 0.2103 0.0012 0.000 0.018 0.0000 0.0000 0.012 0.003 1.445 0.017 1.440 0.013 0.036 0.001 3172218872 15630 43.42893 -66.57238 0.0647 0.0000 0.002 0.018 0.0000 0.0000 0.000 0.001 2.310 0.000 2.298 0.000 0.000 0.000 3172238554 16008 42.92236 -66.95882 0.1279 0.0048 0.004 0.000 0.0043 0.0033 0.015 0.001 5.909 0.000 5.886 0.000 0.051 0.000 3172261260 40848 41.82591 -69.18062 0.0157 0.0029 0.016 0.557 0.0000 0.0000 0.038 0.509 2.222 0.232 2.208 0.000 0.039 0.017 3172307103 15060 42.60176 -70.1408 0.0302 0.0075 0.010 0.181 0.0000 0.0051 0.073 0.209 2.701 0.144 2.699 0.099 0.033 0.007 3172325602 15198 42.20546 -70.47921 0.0160 0.0000 0.005 0.085 0.0059 0.0013 0.085 0.199 3.116 0.149 3.115 0.117 0.040 0.003 3172344575 43872 42.46187 -70.60584 0.0218 0.0000 0.001 0.234 0.0023 0.0020 0.086 0.424 3.098 0.175 3.094 0.101 0.084 0.016 3172403318 16434 42.359 -71.03475 0.0303 0.0000 0.025 1.713 0.0047 0.0076 0.074 0.255 0.712 0.262 0.705 0.000 0.033 0.008 3172431666 43146 42.73505 -70.644 0.0220 0.0016 0.005 0.121 0.0431 0.0022 0.046 0.251 0.787 0.085 0.784 0.043 0.045 0.015 3172478227 16038 42.71303 -70.51131 0.0654 0.0000 0.000 0.148 0.0082 0.0072 0.113 0.481 2.511 0.101 2.508 0.038 0.116 0.021 3172497970 15492 42.78621 -70.68819 0.0604 0.0000 0.000 0.195 0.0074 0.0062 0.103 0.444 1.309 0.097 1.308 0.027 0.079 0.019 3172517945 43632 42.88784 -70.60659 0.0453 0.0017 0.000 0.711 0.0033 0.0030 0.024 0.617 1.003 0.214 0.999 0.047 0.044 0.032 3172566156 14712 42.90438 -70.60409 0.0499 0.0020 0.000 1.332 0.0040 0.0029 0.041 0.871 0.625 0.305 0.622 0.046 0.051 0.040 3172594504 53430 42.39984 -70.90027 0.0326 0.0023 0.003 2.647 0.0027 0.0112 0.018 0.533 1.209 0.480 1.190 0.000 0.080 0.046 3172651304 21756 42.38262 -70.85954 0.1186 0.0163 0.028 2.888 0.0032 0.0221 0.095 0.497 1.392 0.624 1.361 0.155 0.071 0.034 3172737168 35568 42.88654 -70.6078 0.0903 0.0083 0.000 0.113 0.0041 0.0030 0.044 0.249 2.093 0.937 2.087 0.837 0.029 0.016 3172780817 39876 42.73728 -70.69979 0.0544 0.0026 0.000 0.792 0.0069 0.0042 0.063 1.633 6.705 0.261 6.697 0.030 0.082 0.034 3172825840 16080 42.69016 -70.49532 0.0288 0.0055 0.000 0.801 0.0105 0.0057 0.099 1.113 4.790 0.291 4.786 0.098 0.065 0.014 3172851760 12432 43.18349 -70.32043 0.0497 0.0095 0.000 0.950 0.0040 0.0041 0.098 1.895 4.201 0.242 4.198 0.000 0.075 0.032 3172868461 38658 42.74383 -68.84873 0.0736 0.0038 0.003 2.844 0.0067 0.0030 0.051 3.349 7.219 0.571 7.205 0.000 0.073 0.093 3172913329 12018 43.12355 -69.58122 0.0837 0.0120 0.009 0.350 0.0084 0.0058 0.125 1.053 3.493 0.278 3.490 0.150 0.087 0.006 3172929589 14724 43.16439 -68.19348 0.2474 0.0100 0.002 0.516 0.0108 0.0000 0.096 2.767 8.094 0.447 8.085 0.099 0.166 0.032 3172948140 45126 43.57532 -68.02576 0.1439 0.0031 0.000 0.050 0.0050 0.0025 0.057 0.708 7.424 0.153 7.417 0.089 0.065 0.023 3172996532 15456 44.15112 -67.39241 0.1757 0.0093 0.000 0.002 0.0000 0.0000 0.047 0.109 7.442 0.122 7.432 0.102 0.049 0.008 3173015341 16254 44.18591 -67.00006 0.1933 0.0082 0.000 0.008 0.0078 0.0057 0.017 0.065 8.877 0.103 8.874 0.093 0.090 0.004 3173036475 43518 43.82107 -67.73067 0.0414 0.0024 0.000 0.263 0.0000 0.0018 0.000 0.066 3.520 0.058 3.516 0.013 0.036 0.004 3173083321 82830 43.61839 -67.06305 0.0161 0.0014 0.000 0.005 0.0000 0.0000 0.004 0.003 0.329 0.012 0.326 0.010 0.008 0.000 3173169462 18204 43.41355 -69.33557 0.0742 0.0033 0.003 0.007 0.0000 0.0000 0.018 0.016 1.626 0.245 1.626 0.242 0.026 0.011 3173191684 15906 43.24751 -70.03124 0.1232 0.0090 0.002 0.003 0.0000 0.0000 0.081 0.027 6.679 0.787 6.676 0.776 0.064 0.018 3173210752 41868 42.92466 -70.58998 0.0816 0.0040 0.000 0.213 0.0171 0.0018 0.072 0.715 12.394 0.720 12.386 0.603 0.100 0.035 3173255438 15864 42.49919 -70.70521 0.0415 0.0070 0.002 0.229 0.0000 0.0000 0.144 0.615 8.119 0.347 8.114 0.271 0.116 0.010 3173274498 16746 42.45752 -70.73517 0.0370 0.0120 0.000 0.100 0.0196 0.0000 0.062 0.026 5.202 0.037 5.206 0.017 0.081 0.000 3173294284 45060 42.54427 -70.40461 0.0779 0.0035 0.000 0.052 0.0160 0.0053 0.054 0.511 11.413 0.340 11.408 0.275 0.085 0.034 3173342348 15648 42.94976 -69.29351 0.0945 0.0049 0.000 0.048 0.0000 0.0000 0.016 0.146 6.053 0.100 6.054 0.080 0.069 0.003 3173361451 15900 42.86269 -69.97864 0.0732 0.0071 0.000 0.825 0.0179 0.0089 0.023 1.085 10.889 0.477 10.887 0.254 0.077 0.019 3173381245 48300 42.73423 -70.30673 0.0597 0.0062 0.000 0.057 0.0000 0.0042 0.013 0.482 24.645 1.681 24.639 1.562 0.094 0.040 3173734397 36804 42.75767 -70.7058 0.0410 0.0021 0.000 0.030 0.0020 0.0000 0.047 0.181 0.576 0.072 0.574 0.048 0.034 0.025 3173774530 14178 42.7979 -70.63671 0.0444 0.0037 0.000 0.030 0.0078 0.0041 0.047 0.102 1.106 0.092 1.103 0.073 0.057 0.022 3173792993 17004 42.39516 -70.03158 0.0296 0.0038 0.000 0.000 0.0000 0.0000 0.014 0.028 2.700 0.320 2.700 0.308 0.018 0.025 3173814628 42888 42.9393 -70.58237 0.0285 0.0016 0.000 0.887 0.0000 0.0026 0.026 0.081 1.144 0.365 1.141 0.210 0.045 0.012 3173860454 36108 42.97223 -70.50806 0.0497 0.0025 0.021 0.139 0.0036 0.0000 0.042 0.225 1.158 0.269 1.152 0.215 0.064 0.007 3173900535 43608 42.81665 -70.70922 0.0971 0.0035 0.000 0.280 0.0000 0.0000 0.034 0.375 1.553 0.343 1.549 0.247 0.052 0.039 3173947010 15360 42.66652 -69.74983 0.0739 0.0069 0.001 0.000 0.0000 0.0000 0.041 0.015 1.507 0.648 1.506 0.636 0.052 0.012 3173966199 20880 42.82641 -70.60778 0.0956 0.0068 0.000 0.006 0.0046 0.0059 0.084 0.082 5.106 1.464 5.104 1.420 0.072 0.017 3173990417 39954 42.79826 -70.65159 0.0528 0.0070 0.000 0.026 0.0086 0.0038 0.072 0.415 12.293 1.535 12.288 1.447 0.083 0.041 3174033185 14682 42.79906 -70.74436 0.0807 0.0065 0.016 0.208 0.0035 0.0000 0.211 0.226 6.167 0.667 6.166 0.630 0.077 0.021 3174050906 18636 43.28934 -69.86629 0.0887 0.0047 0.000 0.098 0.0099 0.0000 0.147 0.711 10.099 0.637 10.096 0.564 0.183 0.014 3174072385 44634 43.63665 -69.59454 0.0389 0.0054 0.000 1.040 0.0078 0.0034 0.019 1.248 5.848 0.459 5.835 0.198 0.028 0.037 3174119922 14766 43.42002 -70.30763 0.0879 0.0264 0.011 1.964 0.0000 0.0000 0.099 1.663 2.628 0.488 2.610 0.051 0.022 0.055 3174139094 16764 43.33324 -69.89491 0.0818 0.0243 0.016 4.125 0.0064 0.0039 0.120 2.045 2.304 0.739 2.278 0.000 0.041 0.064 3174159001 44460 42.98191 -70.6263 0.0546 0.0253 0.015 3.379 0.0024 0.0023 0.056 0.938 1.800 0.534 1.780 0.029 0.022 0.055 3174206055 14766 42.80209 -70.33237 0.0611 0.0261 0.021 2.904 0.0000 0.0000 0.097 1.466 2.944 0.723 2.920 0.148 0.013 0.053 3174224397 17280 43.36403 -70.22885 0.0792 0.0257 0.010 2.039 0.0101 0.0024 0.078 2.936 4.249 0.823 4.227 0.226 0.054 0.064 3174244537 45090 43.56466 -68.92958 0.0413 0.0111 0.024 1.334 0.0010 0.0017 0.063 1.029 1.602 0.399 1.582 0.121 0.022 0.022 3174292601 14940 43.27301 -69.81036 0.0251 0.0044 0.006 0.026 0.0000 0.0000 0.110 0.183 3.650 0.164 3.645 0.143 0.058 0.025 3174310503 18438 43.64419 -69.26158 0.0769 0.0021 0.031 0.014 0.0000 0.0000 0.112 0.068 2.883 0.080 2.874 0.074 0.081 0.005 3174332363 43770 43.64416 -69.40538 0.0261 0.0014 0.000 0.019 0.0032 0.0000 0.060 0.176 4.790 0.157 4.787 0.137 0.000 0.000 3174401569 13074 43.64422 -69.75943 0.1303 0.0084 0.000 0.061 0.0134 0.0000 0.086 0.545 15.238 1.727 15.234 1.622 0.097 0.030 3174423705 38622 43.7502 -68.79284 0.0107 0.0018 0.000 3.468 0.0030 0.0078 0.032 0.488 3.048 0.519 3.034 0.034 0.042 0.009 3174464900 14898 44.35424 -67.57566 0.0170 0.0022 0.000 0.003 0.0000 0.0000 0.056 0.017 1.708 0.052 1.706 0.050 0.035 0.000 3174483631 16548 44.17961 -68.04603 0.0504 0.0020 0.000 0.040 0.0000 0.0000 0.104 0.117 2.325 0.064 2.322 0.050 0.060 0.003 3174506969 41784 44.20245 -68.3873 0.0214 0.0022 0.011 0.027 0.0045 0.0019 0.050 0.063 1.349 0.140 1.346 0.130 0.048 0.007 3174551689 15144 43.86015 -68.69508 0.0642 0.0025 0.011 0.497 0.0000 0.0000 0.097 0.220 0.764 0.132 0.678 0.130 0.037 0.024 3174569539 16494 43.63253 -69.48274 0.0911 0.0049 0.000 0.086 0.0021 0.0000 0.066 0.397 2.090 0.100 2.087 0.055 0.050 0.024 3174590172 45024 43.65573 -70.21677 0.0199 0.0006 0.005 0.171 0.0006 0.0004 0.037 0.068 0.979 0.126 0.977 0.098 0.028 0.002 3174644699 27966 43.66045 -69.36104 0.0337 0.0002 0.003 0.044 0.0000 0.0000 0.048 0.103 0.556 0.070 0.553 0.058 0.025 0.002 3174675587 45780 43.26681 -68.40383 0.0741 0.0002 0.080 0.066 0.0026 0.0000 0.055 0.312 1.353 0.143 1.337 0.106 0.033 0.016 3174723668 34770 42.55088 -68.38388 0.0741 0.0004 0.035 0.122 0.0000 0.0000 0.065 0.213 0.885 0.037 0.880 0.009 0.023 0.003 3174778221 34122 42.35883 -69.85538 0.0068 0.0000 0.045 0.500 0.0013 0.0009 0.035 0.230 0.938 0.109 0.933 0.000 0.027 0.005 3174816644 16746 42.43302 -70.69709 0.0047 0.0000 0.000 0.403 0.0000 0.0000 0.023 0.094 0.376 0.094 0.376 0.060 0.014 0.004 3174844439 60996 42.369 -71.05103 0.0205 0.0026 0.024 0.036 0.0017 0.0000 0.053 0.040 1.461 0.116 1.458 0.110 0.036 0.007 3174912728 26088 42.35529 -70.40967 0.0328 0.0022 0.003 0.127 0.0069 0.0000 0.081 0.180 0.589 0.047 0.589 0.017 0.038 0.004 3174941639 39000 42.75878 -70.27533 0.0230 0.0017 0.000 0.319 0.0097 0.0000 0.068 0.257 1.802 0.107 1.799 0.047 0.055 0.008 3174983093 15960 42.55623 -69.38825 0.0661 0.0000 0.000 0.191 0.0070 0.0042 0.095 1.091 7.062 0.122 7.047 0.007 0.115 0.017 3175001739 21384 42.45379 -69.063 0.1059 0.0000 0.038 1.050 0.0077 0.0000 0.056 1.999 13.198 0.360 13.176 0.047 0.154 0.044 3175025938 41334 42.9352 -70.74374 0.0554 0.0006 0.000 1.637 0.0019 0.0000 0.024 2.045 11.217 0.342 11.201 0.000 0.062 0.055 3175070374 14760 42.93616 -70.36557 0.0886 0.0037 0.015 2.606 0.0034 0.0003 0.045 2.395 12.470 0.787 12.450 0.219 0.073 0.114 3175087784 18780 42.74165 -70.64464 0.1147 0.0026 0.024 1.127 0.0074 0.0019 0.028 2.700 14.095 0.705 14.083 0.308 0.079 0.109 3175109401 43260 42.793 -70.77821 0.0860 0.0014 0.002 0.692 0.0064 0.0000 0.013 1.536 10.536 0.369 10.527 0.091 0.038 0.085 END X SetScale/P x 0,1,"", StartDateTime; SetScale y 0,0,"dat", StartDateTime X Note StartDateTime, "ACF_PROJECT:NEAQS2002;ACF_PLATFORM:RONALD_H_BROWN;ACF_DATA_TYPE:TIMESERIES-1D;ACF_VERSION:0;ACF_SUBMIT_DATE:24-JUNE-2005;ACF_SOURCE:Quinn, Patricia K/NOAA-PMEL/Phone: 206-526-6892 /Address: 7600 Sand Pt. Wy. NE,Seattle,WA 98115 /email: patricia.k.quinn@noaa.gov" X SetScale/P x 0,1,"", Duration; SetScale y 0,0,"seconds", Duration X Note Duration, "ACF_PROJECT:NEAQS2002;ACF_PLATFORM:RONALD_H_BROWN;ACF_DATA_TYPE:TIMESERIES-1D;ACF_VERSION:0;ACF_SUBMIT_DATE:24-JUNE-2005;ACF_SOURCE:Quinn, Patricia K/NOAA-PMEL/Phone: 206-526-6892 /Address: 7600 Sand Pt. Wy. NE,Seattle,WA 98115 /email: patricia.k.quinn@noaa.gov" X SetScale/P x 0,1,"", LAT; SetScale y 0,0,"Deg", LAT X Note/NOCR LAT, "ACF_PROJECT:NEAQS2002;" X Note/NOCR LAT, "ACF_PLATFORM:RONALD_H_BROWN;" X Note/NOCR LAT, "ACF_DATA_TYPE:TIMESERIES-1D;" X Note/NOCR LAT, "ACF_VERSION:0;" X Note/NOCR LAT, "ACF_SUBMIT_DATE:24-JUNE-2005;" X Note/NOCR LAT, "ACF_SOURCE:Quinn, Patricia K/NOAA-PMEL/Phone: 206-526-6892 /Address: 7600 Sand Pt. Wy. NE,Seattle,WA 98115 /email: patricia.k.quinn@noaa.gov;" X Note/NOCR LAT, "ACF_LEGAL_MIN:-90;" X Note/NOCR LAT, "ACF_LEGAL_MAX:90;" X Note/NOCR LAT, "ACF_UNITS:Deg;" X Note/NOCR LAT, "ACF_INSTRUMENT:GPS;" X Note/NOCR LAT, "ACF_REMARK: NOAA PMEL Chemistry Data - collected with 2 stage impactors Contact persons: Trish Quinn, patricia.k.quinn@noaa.gov-- Kristen Schulz, Kristen.schulz@noaa.gov Two-stage multi-jet cascade i" X Note/NOCR LAT, "mpactors (Berner et al., 1979) sampling air at 55 +/- 5% RH were (MSA-), Na+, NH4+, K+, Mg+2, and Ca+2. Sampling periods ranged from 4 to 6 hours. The RH of the sampled air stream was measured a few " X Note/NOCR LAT, "inches upstream from the impactor. The 50% aerodynamic cutoff diameters, D50,aero, were 1.1 and 10 um. Submicron refers to particles with Daero < 1.1 um at 55% RH and supermicron refers to particles" X Note/NOCR LAT, " with 1.1 um < Daero < 10 um at 55% RH. The impaction stage at the inlet of the impactor was coated with silicone grease to prevent the bounce of larger particles onto the downstream stages. Tedlar f" X Note/NOCR LAT, "ilms were used as the collection substrate in the impaction stage and a Millipore Fluoropore filter (1.0-um pore size) was used for the backup filter. Films were cleaned in an ultrasonic bath in 10% " X Note/NOCR LAT, "H2O2 for 30 min, rinsed in distilled, deionized water, and dried in an NH3- and SO2-free glove box. Filters and films were wetted with 1 mL of spectral grade methanol. An additional 5 mLs of distill" X Note/NOCR LAT, "ed deionized water were added to the solution and the substrates were extracted by sonicating for 30 min. The extracts were analyzed by ion chromatography [Quinn et al., 1998]. All handling of the su" X Note/NOCR LAT, "bstrates was done in the glove box. Blank levels were determined by loading an impactor with substrates but not drawing any air through it. Non-sea salt sulfate concentrations were calculated from Na" X Note/NOCR LAT, "+ concentrations and the ratio of sulfate to sodium in seawater. Concentrations are reported as ug/m3 at STP (25C and 1 atm). Berner et al., Sci. Total Environ., 13, 245 - 261, 1979. Quinn et al., J." X Note/NOCR LAT, " Geophys. Res., 105, 6785 - 6805, 2000.;" X Note/NOCR LAT, "ICARTT_DATA_SOURCE_DESCRIPTION:Aerosol Chemistry Data, Anions - collected with 2 stage impactors;" X Note/NOCR LAT, "ICARTT_TIME_DESCRIPTION:irregular time interval;" X Note/NOCR LAT, "ICARTT_VERSION_0:Initial version, no comments;" X Note/NOCR LAT, "ICARTT_USED_TO_DETERMINE_THE_SUB-_AND_SUPERMICRON_CONCENTRATIONS_OF_CL-,_NO3-,_SO4:, methanesulfonate;" X Note/NOCR LAT, "ICARTT_MISSION_NAME:ICARTT_NEAQS;" X Note/NOCR LAT, "ICARTT_LOCATION:Gulf of Maine;" X Note/NOCR LAT, "ICARTT_DM_CONTACT_INFO:J Johnson, email: james.e.johnson@noaa.gov, phone: 206-526-6355;" X Note/NOCR LAT, "ICARTT_PROJECT_INFO:ICARTT_NEAQS 2004 Study-- July 5 - August 12, 2004;" X Note/NOCR LAT, "ICARTT_STIPULATIONS_ON_USE:Use of these data require prior ok from PI." X SetScale/P x 0,1,"", LONGT; SetScale y 0,0,"Deg", LONGT X Note/NOCR LONGT, "ACF_PROJECT:NEAQS2002;" X Note/NOCR LONGT, "ACF_PLATFORM:RONALD_H_BROWN;" X Note/NOCR LONGT, "ACF_DATA_TYPE:TIMESERIES-1D;" X Note/NOCR LONGT, "ACF_VERSION:0;" X Note/NOCR LONGT, "ACF_SUBMIT_DATE:24-JUNE-2005;" X Note/NOCR LONGT, "ACF_SOURCE:Quinn, Patricia K/NOAA-PMEL/Phone: 206-526-6892 /Address: 7600 Sand Pt. Wy. NE,Seattle,WA 98115 /email: patricia.k.quinn@noaa.gov;" X Note/NOCR LONGT, "ACF_LEGAL_MIN:-180;" X Note/NOCR LONGT, "ACF_LEGAL_MAX:360;" X Note/NOCR LONGT, "ACF_UNITS:Deg;" X Note/NOCR LONGT, "ACF_INSTRUMENT:GPS;" X Note/NOCR LONGT, "ACF_REMARK: NOAA PMEL Chemistry Data - collected with 2 stage impactors Contact persons: Trish Quinn, patricia.k.quinn@noaa.gov-- Kristen Schulz, Kristen.schulz@noaa.gov Two-stage multi-jet cascade i" X Note/NOCR LONGT, "mpactors (Berner et al., 1979) sampling air at 55 +/- 5% RH were (MSA-), Na+, NH4+, K+, Mg+2, and Ca+2. Sampling periods ranged from 4 to 6 hours. The RH of the sampled air stream was measured a few " X Note/NOCR LONGT, "inches upstream from the impactor. The 50% aerodynamic cutoff diameters, D50,aero, were 1.1 and 10 um. Submicron refers to particles with Daero < 1.1 um at 55% RH and supermicron refers to particles" X Note/NOCR LONGT, " with 1.1 um < Daero < 10 um at 55% RH. The impaction stage at the inlet of the impactor was coated with silicone grease to prevent the bounce of larger particles onto the downstream stages. Tedlar f" X Note/NOCR LONGT, "ilms were used as the collection substrate in the impaction stage and a Millipore Fluoropore filter (1.0-um pore size) was used for the backup filter. Films were cleaned in an ultrasonic bath in 10% " X Note/NOCR LONGT, "H2O2 for 30 min, rinsed in distilled, deionized water, and dried in an NH3- and SO2-free glove box. Filters and films were wetted with 1 mL of spectral grade methanol. An additional 5 mLs of distill" X Note/NOCR LONGT, "ed deionized water were added to the solution and the substrates were extracted by sonicating for 30 min. The extracts were analyzed by ion chromatography [Quinn et al., 1998]. All handling of the su" X Note/NOCR LONGT, "bstrates was done in the glove box. Blank levels were determined by loading an impactor with substrates but not drawing any air through it. Non-sea salt sulfate concentrations were calculated from Na" X Note/NOCR LONGT, "+ concentrations and the ratio of sulfate to sodium in seawater. Concentrations are reported as ug/m3 at STP (25C and 1 atm). Berner et al., Sci. Total Environ., 13, 245 - 261, 1979. Quinn et al., J." X Note/NOCR LONGT, " Geophys. Res., 105, 6785 - 6805, 2000.;" X Note/NOCR LONGT, "ICARTT_DATA_SOURCE_DESCRIPTION:Aerosol Chemistry Data, Anions - collected with 2 stage impactors;" X Note/NOCR LONGT, "ICARTT_TIME_DESCRIPTION:irregular time interval;" X Note/NOCR LONGT, "ICARTT_VERSION_0:Initial version, no comments;" X Note/NOCR LONGT, "ICARTT_USED_TO_DETERMINE_THE_SUB-_AND_SUPERMICRON_CONCENTRATIONS_OF_CL-,_NO3-,_SO4:, methanesulfonate;" X Note/NOCR LONGT, "ICARTT_MISSION_NAME:ICARTT_NEAQS;" X Note/NOCR LONGT, "ICARTT_LOCATION:Gulf of Maine;" X Note/NOCR LONGT, "ICARTT_DM_CONTACT_INFO:J Johnson, email: james.e.johnson@noaa.gov, phone: 206-526-6355;" X Note/NOCR LONGT, "ICARTT_PROJECT_INFO:ICARTT_NEAQS 2004 Study-- July 5 - August 12, 2004;" X Note/NOCR LONGT, "ICARTT_STIPULATIONS_ON_USE:Use of these data require prior ok from PI." X SetScale/P x 0,1,"", subMSA; SetScale y 0,0,"ug/m3", subMSA X Note/NOCR subMSA, "ACF_PROJECT:NEAQS2002;" X Note/NOCR subMSA, "ACF_PLATFORM:RONALD_H_BROWN;" X Note/NOCR subMSA, "ACF_DATA_TYPE:TIMESERIES-1D;" X Note/NOCR subMSA, "ACF_VERSION:0;" X Note/NOCR subMSA, "ACF_SUBMIT_DATE:24-JUNE-2005;" X Note/NOCR subMSA, "ACF_SOURCE:Quinn, Patricia K/NOAA-PMEL/Phone: 206-526-6892 /Address: 7600 Sand Pt. Wy. NE,Seattle,WA 98115 /email: patricia.k.quinn@noaa.gov;" X Note/NOCR subMSA, "ACF_LEGAL_MIN:0;" X Note/NOCR subMSA, "ACF_LEGAL_MAX:50;" X Note/NOCR subMSA, "ACF_UNITS:ug/m3;" X Note/NOCR subMSA, "ACF_INSTRUMENT:2-stage impactor -- ion chromatographic analysis;" X Note/NOCR subMSA, "ACF_REMARK: NOAA PMEL Chemistry Data - collected with 2 stage impactors Contact persons: Trish Quinn, patricia.k.quinn@noaa.gov-- Kristen Schulz, Kristen.schulz@noaa.gov Two-stage multi-jet cascade i" X Note/NOCR subMSA, "mpactors (Berner et al., 1979) sampling air at 55 +/- 5% RH were (MSA-), Na+, NH4+, K+, Mg+2, and Ca+2. Sampling periods ranged from 4 to 6 hours. The RH of the sampled air stream was measured a few " X Note/NOCR subMSA, "inches upstream from the impactor. The 50% aerodynamic cutoff diameters, D50,aero, were 1.1 and 10 um. Submicron refers to particles with Daero < 1.1 um at 55% RH and supermicron refers to particles" X Note/NOCR subMSA, " with 1.1 um < Daero < 10 um at 55% RH. The impaction stage at the inlet of the impactor was coated with silicone grease to prevent the bounce of larger particles onto the downstream stages. Tedlar f" X Note/NOCR subMSA, "ilms were used as the collection substrate in the impaction stage and a Millipore Fluoropore filter (1.0-um pore size) was used for the backup filter. Films were cleaned in an ultrasonic bath in 10% " X Note/NOCR subMSA, "H2O2 for 30 min, rinsed in distilled, deionized water, and dried in an NH3- and SO2-free glove box. Filters and films were wetted with 1 mL of spectral grade methanol. An additional 5 mLs of distill" X Note/NOCR subMSA, "ed deionized water were added to the solution and the substrates were extracted by sonicating for 30 min. The extracts were analyzed by ion chromatography [Quinn et al., 1998]. All handling of the su" X Note/NOCR subMSA, "bstrates was done in the glove box. Blank levels were determined by loading an impactor with substrates but not drawing any air through it. Non-sea salt sulfate concentrations were calculated from Na" X Note/NOCR subMSA, "+ concentrations and the ratio of sulfate to sodium in seawater. Concentrations are reported as ug/m3 at STP (25C and 1 atm). Berner et al., Sci. Total Environ., 13, 245 - 261, 1979. Quinn et al., J." X Note/NOCR subMSA, " Geophys. Res., 105, 6785 - 6805, 2000.;" X Note/NOCR subMSA, "ICARTT_DATA_SOURCE_DESCRIPTION:Aerosol Chemistry Data, Anions - collected with 2 stage impactors;" X Note/NOCR subMSA, "ICARTT_TIME_DESCRIPTION:irregular time interval;" X Note/NOCR subMSA, "ICARTT_VERSION_0:Initial version, no comments;" X Note/NOCR subMSA, "ICARTT_USED_TO_DETERMINE_THE_SUB-_AND_SUPERMICRON_CONCENTRATIONS_OF_CL-,_NO3-,_SO4:, methanesulfonate;" X Note/NOCR subMSA, "ICARTT_MISSION_NAME:ICARTT_NEAQS;" X Note/NOCR subMSA, "ICARTT_LOCATION:Gulf of Maine;" X Note/NOCR subMSA, "ICARTT_DM_CONTACT_INFO:J Johnson, email: james.e.johnson@noaa.gov, phone: 206-526-6355;" X Note/NOCR subMSA, "ICARTT_PROJECT_INFO:ICARTT_NEAQS 2004 Study-- July 5 - August 12, 2004;" X Note/NOCR subMSA, "ICARTT_STIPULATIONS_ON_USE:Use of these data require prior ok from PI." X SetScale/P x 0,1,"", supMSA; SetScale y 0,0,"ug/m3", supMSA X Note/NOCR supMSA, "ACF_PROJECT:NEAQS2002;" X Note/NOCR supMSA, "ACF_PLATFORM:RONALD_H_BROWN;" X Note/NOCR supMSA, "ACF_DATA_TYPE:TIMESERIES-1D;" X Note/NOCR supMSA, "ACF_VERSION:0;" X Note/NOCR supMSA, "ACF_SUBMIT_DATE:24-JUNE-2005;" X Note/NOCR supMSA, "ACF_SOURCE:Quinn, Patricia K/NOAA-PMEL/Phone: 206-526-6892 /Address: 7600 Sand Pt. Wy. NE,Seattle,WA 98115 /email: patricia.k.quinn@noaa.gov;" X Note/NOCR supMSA, "ACF_LEGAL_MIN:0;" X Note/NOCR supMSA, "ACF_LEGAL_MAX:50;" X Note/NOCR supMSA, "ACF_UNITS:ug/m3;" X Note/NOCR supMSA, "ACF_INSTRUMENT:2-stage impactor -- ion chromatographic analysis;" X Note/NOCR supMSA, "ACF_REMARK: NOAA PMEL Chemistry Data - collected with 2 stage impactors Contact persons: Trish Quinn, patricia.k.quinn@noaa.gov-- Kristen Schulz, Kristen.schulz@noaa.gov Two-stage multi-jet cascade i" X Note/NOCR supMSA, "mpactors (Berner et al., 1979) sampling air at 55 +/- 5% RH were (MSA-), Na+, NH4+, K+, Mg+2, and Ca+2. Sampling periods ranged from 4 to 6 hours. The RH of the sampled air stream was measured a few " X Note/NOCR supMSA, "inches upstream from the impactor. The 50% aerodynamic cutoff diameters, D50,aero, were 1.1 and 10 um. Submicron refers to particles with Daero < 1.1 um at 55% RH and supermicron refers to particles" X Note/NOCR supMSA, " with 1.1 um < Daero < 10 um at 55% RH. The impaction stage at the inlet of the impactor was coated with silicone grease to prevent the bounce of larger particles onto the downstream stages. Tedlar f" X Note/NOCR supMSA, "ilms were used as the collection substrate in the impaction stage and a Millipore Fluoropore filter (1.0-um pore size) was used for the backup filter. Films were cleaned in an ultrasonic bath in 10% " X Note/NOCR supMSA, "H2O2 for 30 min, rinsed in distilled, deionized water, and dried in an NH3- and SO2-free glove box. Filters and films were wetted with 1 mL of spectral grade methanol. An additional 5 mLs of distill" X Note/NOCR supMSA, "ed deionized water were added to the solution and the substrates were extracted by sonicating for 30 min. The extracts were analyzed by ion chromatography [Quinn et al., 1998]. All handling of the su" X Note/NOCR supMSA, "bstrates was done in the glove box. Blank levels were determined by loading an impactor with substrates but not drawing any air through it. Non-sea salt sulfate concentrations were calculated from Na" X Note/NOCR supMSA, "+ concentrations and the ratio of sulfate to sodium in seawater. Concentrations are reported as ug/m3 at STP (25C and 1 atm). Berner et al., Sci. Total Environ., 13, 245 - 261, 1979. Quinn et al., J." X Note/NOCR supMSA, " Geophys. Res., 105, 6785 - 6805, 2000.;" X Note/NOCR supMSA, "ICARTT_DATA_SOURCE_DESCRIPTION:Aerosol Chemistry Data, Anions - collected with 2 stage impactors;" X Note/NOCR supMSA, "ICARTT_TIME_DESCRIPTION:irregular time interval;" X Note/NOCR supMSA, "ICARTT_VERSION_0:Initial version, no comments;" X Note/NOCR supMSA, "ICARTT_USED_TO_DETERMINE_THE_SUB-_AND_SUPERMICRON_CONCENTRATIONS_OF_CL-,_NO3-,_SO4:, methanesulfonate;" X Note/NOCR supMSA, "ICARTT_MISSION_NAME:ICARTT_NEAQS;" X Note/NOCR supMSA, "ICARTT_LOCATION:Gulf of Maine;" X Note/NOCR supMSA, "ICARTT_DM_CONTACT_INFO:J Johnson, email: james.e.johnson@noaa.gov, phone: 206-526-6355;" X Note/NOCR supMSA, "ICARTT_PROJECT_INFO:ICARTT_NEAQS 2004 Study-- July 5 - August 12, 2004;" X Note/NOCR supMSA, "ICARTT_STIPULATIONS_ON_USE:Use of these data require prior ok from PI." X SetScale/P x 0,1,"", subCl; SetScale y 0,0,"ug/m3", subCl X Note/NOCR subCl, "ACF_PROJECT:NEAQS2002;" X Note/NOCR subCl, "ACF_PLATFORM:RONALD_H_BROWN;" X Note/NOCR subCl, "ACF_DATA_TYPE:TIMESERIES-1D;" X Note/NOCR subCl, "ACF_VERSION:0;" X Note/NOCR subCl, "ACF_SUBMIT_DATE:24-JUNE-2005;" X Note/NOCR subCl, "ACF_SOURCE:Quinn, Patricia K/NOAA-PMEL/Phone: 206-526-6892 /Address: 7600 Sand Pt. Wy. NE,Seattle,WA 98115 /email: patricia.k.quinn@noaa.gov;" X Note/NOCR subCl, "ACF_LEGAL_MIN:0;" X Note/NOCR subCl, "ACF_LEGAL_MAX:50;" X Note/NOCR subCl, "ACF_UNITS:ug/m3;" X Note/NOCR subCl, "ACF_INSTRUMENT:2-stage impactor -- ion chromatographic analysis;" X Note/NOCR subCl, "ACF_REMARK: NOAA PMEL Chemistry Data - collected with 2 stage impactors Contact persons: Trish Quinn, patricia.k.quinn@noaa.gov-- Kristen Schulz, Kristen.schulz@noaa.gov Two-stage multi-jet cascade i" X Note/NOCR subCl, "mpactors (Berner et al., 1979) sampling air at 55 +/- 5% RH were (MSA-), Na+, NH4+, K+, Mg+2, and Ca+2. Sampling periods ranged from 4 to 6 hours. The RH of the sampled air stream was measured a few " X Note/NOCR subCl, "inches upstream from the impactor. The 50% aerodynamic cutoff diameters, D50,aero, were 1.1 and 10 um. Submicron refers to particles with Daero < 1.1 um at 55% RH and supermicron refers to particles" X Note/NOCR subCl, " with 1.1 um < Daero < 10 um at 55% RH. The impaction stage at the inlet of the impactor was coated with silicone grease to prevent the bounce of larger particles onto the downstream stages. Tedlar f" X Note/NOCR subCl, "ilms were used as the collection substrate in the impaction stage and a Millipore Fluoropore filter (1.0-um pore size) was used for the backup filter. Films were cleaned in an ultrasonic bath in 10% " X Note/NOCR subCl, "H2O2 for 30 min, rinsed in distilled, deionized water, and dried in an NH3- and SO2-free glove box. Filters and films were wetted with 1 mL of spectral grade methanol. An additional 5 mLs of distill" X Note/NOCR subCl, "ed deionized water were added to the solution and the substrates were extracted by sonicating for 30 min. The extracts were analyzed by ion chromatography [Quinn et al., 1998]. All handling of the su" X Note/NOCR subCl, "bstrates was done in the glove box. Blank levels were determined by loading an impactor with substrates but not drawing any air through it. Non-sea salt sulfate concentrations were calculated from Na" X Note/NOCR subCl, "+ concentrations and the ratio of sulfate to sodium in seawater. Concentrations are reported as ug/m3 at STP (25C and 1 atm). Berner et al., Sci. Total Environ., 13, 245 - 261, 1979. Quinn et al., J." X Note/NOCR subCl, " Geophys. Res., 105, 6785 - 6805, 2000.;" X Note/NOCR subCl, "ICARTT_DATA_SOURCE_DESCRIPTION:Aerosol Chemistry Data, Anions - collected with 2 stage impactors;" X Note/NOCR subCl, "ICARTT_TIME_DESCRIPTION:irregular time interval;" X Note/NOCR subCl, "ICARTT_VERSION_0:Initial version, no comments;" X Note/NOCR subCl, "ICARTT_USED_TO_DETERMINE_THE_SUB-_AND_SUPERMICRON_CONCENTRATIONS_OF_CL-,_NO3-,_SO4:, methanesulfonate;" X Note/NOCR subCl, "ICARTT_MISSION_NAME:ICARTT_NEAQS;" X Note/NOCR subCl, "ICARTT_LOCATION:Gulf of Maine;" X Note/NOCR subCl, "ICARTT_DM_CONTACT_INFO:J Johnson, email: james.e.johnson@noaa.gov, phone: 206-526-6355;" X Note/NOCR subCl, "ICARTT_PROJECT_INFO:ICARTT_NEAQS 2004 Study-- July 5 - August 12, 2004;" X Note/NOCR subCl, "ICARTT_STIPULATIONS_ON_USE:Use of these data require prior ok from PI." X SetScale/P x 0,1,"", supCl; SetScale y 0,0,"ug/m3", supCl X Note/NOCR supCl, "ACF_PROJECT:NEAQS2002;" X Note/NOCR supCl, "ACF_PLATFORM:RONALD_H_BROWN;" X Note/NOCR supCl, "ACF_DATA_TYPE:TIMESERIES-1D;" X Note/NOCR supCl, "ACF_VERSION:0;" X Note/NOCR supCl, "ACF_SUBMIT_DATE:24-JUNE-2005;" X Note/NOCR supCl, "ACF_SOURCE:Quinn, Patricia K/NOAA-PMEL/Phone: 206-526-6892 /Address: 7600 Sand Pt. Wy. NE,Seattle,WA 98115 /email: patricia.k.quinn@noaa.gov;" X Note/NOCR supCl, "ACF_LEGAL_MIN:0;" X Note/NOCR supCl, "ACF_LEGAL_MAX:50;" X Note/NOCR supCl, "ACF_UNITS:ug/m3;" X Note/NOCR supCl, "ACF_INSTRUMENT:2-stage impactor -- ion chromatographic analysis;" X Note/NOCR supCl, "ACF_REMARK: NOAA PMEL Chemistry Data - collected with 2 stage impactors Contact persons: Trish Quinn, patricia.k.quinn@noaa.gov-- Kristen Schulz, Kristen.schulz@noaa.gov Two-stage multi-jet cascade i" X Note/NOCR supCl, "mpactors (Berner et al., 1979) sampling air at 55 +/- 5% RH were (MSA-), Na+, NH4+, K+, Mg+2, and Ca+2. Sampling periods ranged from 4 to 6 hours. The RH of the sampled air stream was measured a few " X Note/NOCR supCl, "inches upstream from the impactor. The 50% aerodynamic cutoff diameters, D50,aero, were 1.1 and 10 um. Submicron refers to particles with Daero < 1.1 um at 55% RH and supermicron refers to particles" X Note/NOCR supCl, " with 1.1 um < Daero < 10 um at 55% RH. The impaction stage at the inlet of the impactor was coated with silicone grease to prevent the bounce of larger particles onto the downstream stages. Tedlar f" X Note/NOCR supCl, "ilms were used as the collection substrate in the impaction stage and a Millipore Fluoropore filter (1.0-um pore size) was used for the backup filter. Films were cleaned in an ultrasonic bath in 10% " X Note/NOCR supCl, "H2O2 for 30 min, rinsed in distilled, deionized water, and dried in an NH3- and SO2-free glove box. Filters and films were wetted with 1 mL of spectral grade methanol. An additional 5 mLs of distill" X Note/NOCR supCl, "ed deionized water were added to the solution and the substrates were extracted by sonicating for 30 min. The extracts were analyzed by ion chromatography [Quinn et al., 1998]. All handling of the su" X Note/NOCR supCl, "bstrates was done in the glove box. Blank levels were determined by loading an impactor with substrates but not drawing any air through it. Non-sea salt sulfate concentrations were calculated from Na" X Note/NOCR supCl, "+ concentrations and the ratio of sulfate to sodium in seawater. Concentrations are reported as ug/m3 at STP (25C and 1 atm). Berner et al., Sci. Total Environ., 13, 245 - 261, 1979. Quinn et al., J." X Note/NOCR supCl, " Geophys. Res., 105, 6785 - 6805, 2000.;" X Note/NOCR supCl, "ICARTT_DATA_SOURCE_DESCRIPTION:Aerosol Chemistry Data, Anions - collected with 2 stage impactors;" X Note/NOCR supCl, "ICARTT_TIME_DESCRIPTION:irregular time interval;" X Note/NOCR supCl, "ICARTT_VERSION_0:Initial version, no comments;" X Note/NOCR supCl, "ICARTT_USED_TO_DETERMINE_THE_SUB-_AND_SUPERMICRON_CONCENTRATIONS_OF_CL-,_NO3-,_SO4:, methanesulfonate;" X Note/NOCR supCl, "ICARTT_MISSION_NAME:ICARTT_NEAQS;" X Note/NOCR supCl, "ICARTT_LOCATION:Gulf of Maine;" X Note/NOCR supCl, "ICARTT_DM_CONTACT_INFO:J Johnson, email: james.e.johnson@noaa.gov, phone: 206-526-6355;" X Note/NOCR supCl, "ICARTT_PROJECT_INFO:ICARTT_NEAQS 2004 Study-- July 5 - August 12, 2004;" X Note/NOCR supCl, "ICARTT_STIPULATIONS_ON_USE:Use of these data require prior ok from PI." X SetScale/P x 0,1,"", subBr; SetScale y 0,0,"ug/m3", subBr X Note/NOCR subBr, "ACF_PROJECT:NEAQS2002;" X Note/NOCR subBr, "ACF_PLATFORM:RONALD_H_BROWN;" X Note/NOCR subBr, "ACF_DATA_TYPE:TIMESERIES-1D;" X Note/NOCR subBr, "ACF_VERSION:0;" X Note/NOCR subBr, "ACF_SUBMIT_DATE:24-JUNE-2005;" X Note/NOCR subBr, "ACF_SOURCE:Quinn, Patricia K/NOAA-PMEL/Phone: 206-526-6892 /Address: 7600 Sand Pt. Wy. NE,Seattle,WA 98115 /email: patricia.k.quinn@noaa.gov;" X Note/NOCR subBr, "ACF_LEGAL_MIN:0;" X Note/NOCR subBr, "ACF_LEGAL_MAX:50;" X Note/NOCR subBr, "ACF_UNITS:ug/m3;" X Note/NOCR subBr, "ACF_INSTRUMENT:2-stage impactor -- ion chromatographic analysis;" X Note/NOCR subBr, "ACF_REMARK: NOAA PMEL Chemistry Data - collected with 2 stage impactors Contact persons: Trish Quinn, patricia.k.quinn@noaa.gov-- Kristen Schulz, Kristen.schulz@noaa.gov Two-stage multi-jet cascade i" X Note/NOCR subBr, "mpactors (Berner et al., 1979) sampling air at 55 +/- 5% RH were (MSA-), Na+, NH4+, K+, Mg+2, and Ca+2. Sampling periods ranged from 4 to 6 hours. The RH of the sampled air stream was measured a few " X Note/NOCR subBr, "inches upstream from the impactor. The 50% aerodynamic cutoff diameters, D50,aero, were 1.1 and 10 um. Submicron refers to particles with Daero < 1.1 um at 55% RH and supermicron refers to particles" X Note/NOCR subBr, " with 1.1 um < Daero < 10 um at 55% RH. The impaction stage at the inlet of the impactor was coated with silicone grease to prevent the bounce of larger particles onto the downstream stages. Tedlar f" X Note/NOCR subBr, "ilms were used as the collection substrate in the impaction stage and a Millipore Fluoropore filter (1.0-um pore size) was used for the backup filter. Films were cleaned in an ultrasonic bath in 10% " X Note/NOCR subBr, "H2O2 for 30 min, rinsed in distilled, deionized water, and dried in an NH3- and SO2-free glove box. Filters and films were wetted with 1 mL of spectral grade methanol. An additional 5 mLs of distill" X Note/NOCR subBr, "ed deionized water were added to the solution and the substrates were extracted by sonicating for 30 min. The extracts were analyzed by ion chromatography [Quinn et al., 1998]. All handling of the su" X Note/NOCR subBr, "bstrates was done in the glove box. Blank levels were determined by loading an impactor with substrates but not drawing any air through it. Non-sea salt sulfate concentrations were calculated from Na" X Note/NOCR subBr, "+ concentrations and the ratio of sulfate to sodium in seawater. Concentrations are reported as ug/m3 at STP (25C and 1 atm). Berner et al., Sci. Total Environ., 13, 245 - 261, 1979. Quinn et al., J." X Note/NOCR subBr, " Geophys. Res., 105, 6785 - 6805, 2000.;" X Note/NOCR subBr, "ICARTT_DATA_SOURCE_DESCRIPTION:Aerosol Chemistry Data, Anions - collected with 2 stage impactors;" X Note/NOCR subBr, "ICARTT_TIME_DESCRIPTION:irregular time interval;" X Note/NOCR subBr, "ICARTT_VERSION_0:Initial version, no comments;" X Note/NOCR subBr, "ICARTT_USED_TO_DETERMINE_THE_SUB-_AND_SUPERMICRON_CONCENTRATIONS_OF_CL-,_NO3-,_SO4:, methanesulfonate;" X Note/NOCR subBr, "ICARTT_MISSION_NAME:ICARTT_NEAQS;" X Note/NOCR subBr, "ICARTT_LOCATION:Gulf of Maine;" X Note/NOCR subBr, "ICARTT_DM_CONTACT_INFO:J Johnson, email: james.e.johnson@noaa.gov, phone: 206-526-6355;" X Note/NOCR subBr, "ICARTT_PROJECT_INFO:ICARTT_NEAQS 2004 Study-- July 5 - August 12, 2004;" X Note/NOCR subBr, "ICARTT_STIPULATIONS_ON_USE:Use of these data require prior ok from PI." X SetScale/P x 0,1,"", supBr; SetScale y 0,0,"ug/m3", supBr X Note/NOCR supBr, "ACF_PROJECT:NEAQS2002;" X Note/NOCR supBr, "ACF_PLATFORM:RONALD_H_BROWN;" X Note/NOCR supBr, "ACF_DATA_TYPE:TIMESERIES-1D;" X Note/NOCR supBr, "ACF_VERSION:0;" X Note/NOCR supBr, "ACF_SUBMIT_DATE:24-JUNE-2005;" X Note/NOCR supBr, "ACF_SOURCE:Quinn, Patricia K/NOAA-PMEL/Phone: 206-526-6892 /Address: 7600 Sand Pt. Wy. NE,Seattle,WA 98115 /email: patricia.k.quinn@noaa.gov;" X Note/NOCR supBr, "ACF_LEGAL_MIN:0;" X Note/NOCR supBr, "ACF_LEGAL_MAX:50;" X Note/NOCR supBr, "ACF_UNITS:ug/m3;" X Note/NOCR supBr, "ACF_INSTRUMENT:2-stage impactor -- ion chromatographic analysis;" X Note/NOCR supBr, "ACF_REMARK: NOAA PMEL Chemistry Data - collected with 2 stage impactors Contact persons: Trish Quinn, patricia.k.quinn@noaa.gov-- Kristen Schulz, Kristen.schulz@noaa.gov Two-stage multi-jet cascade i" X Note/NOCR supBr, "mpactors (Berner et al., 1979) sampling air at 55 +/- 5% RH were (MSA-), Na+, NH4+, K+, Mg+2, and Ca+2. Sampling periods ranged from 4 to 6 hours. The RH of the sampled air stream was measured a few " X Note/NOCR supBr, "inches upstream from the impactor. The 50% aerodynamic cutoff diameters, D50,aero, were 1.1 and 10 um. Submicron refers to particles with Daero < 1.1 um at 55% RH and supermicron refers to particles" X Note/NOCR supBr, " with 1.1 um < Daero < 10 um at 55% RH. The impaction stage at the inlet of the impactor was coated with silicone grease to prevent the bounce of larger particles onto the downstream stages. Tedlar f" X Note/NOCR supBr, "ilms were used as the collection substrate in the impaction stage and a Millipore Fluoropore filter (1.0-um pore size) was used for the backup filter. Films were cleaned in an ultrasonic bath in 10% " X Note/NOCR supBr, "H2O2 for 30 min, rinsed in distilled, deionized water, and dried in an NH3- and SO2-free glove box. Filters and films were wetted with 1 mL of spectral grade methanol. An additional 5 mLs of distill" X Note/NOCR supBr, "ed deionized water were added to the solution and the substrates were extracted by sonicating for 30 min. The extracts were analyzed by ion chromatography [Quinn et al., 1998]. All handling of the su" X Note/NOCR supBr, "bstrates was done in the glove box. Blank levels were determined by loading an impactor with substrates but not drawing any air through it. Non-sea salt sulfate concentrations were calculated from Na" X Note/NOCR supBr, "+ concentrations and the ratio of sulfate to sodium in seawater. Concentrations are reported as ug/m3 at STP (25C and 1 atm). Berner et al., Sci. Total Environ., 13, 245 - 261, 1979. Quinn et al., J." X Note/NOCR supBr, " Geophys. Res., 105, 6785 - 6805, 2000.;" X Note/NOCR supBr, "ICARTT_DATA_SOURCE_DESCRIPTION:Aerosol Chemistry Data, Anions - collected with 2 stage impactors;" X Note/NOCR supBr, "ICARTT_TIME_DESCRIPTION:irregular time interval;" X Note/NOCR supBr, "ICARTT_VERSION_0:Initial version, no comments;" X Note/NOCR supBr, "ICARTT_USED_TO_DETERMINE_THE_SUB-_AND_SUPERMICRON_CONCENTRATIONS_OF_CL-,_NO3-,_SO4:, methanesulfonate;" X Note/NOCR supBr, "ICARTT_MISSION_NAME:ICARTT_NEAQS;" X Note/NOCR supBr, "ICARTT_LOCATION:Gulf of Maine;" X Note/NOCR supBr, "ICARTT_DM_CONTACT_INFO:J Johnson, email: james.e.johnson@noaa.gov, phone: 206-526-6355;" X Note/NOCR supBr, "ICARTT_PROJECT_INFO:ICARTT_NEAQS 2004 Study-- July 5 - August 12, 2004;" X Note/NOCR supBr, "ICARTT_STIPULATIONS_ON_USE:Use of these data require prior ok from PI." X SetScale/P x 0,1,"", subNO3; SetScale y 0,0,"ug/m3", subNO3 X Note/NOCR subNO3, "ACF_PROJECT:NEAQS2002;" X Note/NOCR subNO3, "ACF_PLATFORM:RONALD_H_BROWN;" X Note/NOCR subNO3, "ACF_DATA_TYPE:TIMESERIES-1D;" X Note/NOCR subNO3, "ACF_VERSION:0;" X Note/NOCR subNO3, "ACF_SUBMIT_DATE:24-JUNE-2005;" X Note/NOCR subNO3, "ACF_SOURCE:Quinn, Patricia K/NOAA-PMEL/Phone: 206-526-6892 /Address: 7600 Sand Pt. Wy. NE,Seattle,WA 98115 /email: patricia.k.quinn@noaa.gov;" X Note/NOCR subNO3, "ACF_LEGAL_MIN:0;" X Note/NOCR subNO3, "ACF_LEGAL_MAX:50;" X Note/NOCR subNO3, "ACF_UNITS:ug/m3;" X Note/NOCR subNO3, "ACF_INSTRUMENT:2-stage impactor -- ion chromatographic analysis;" X Note/NOCR subNO3, "ACF_REMARK: NOAA PMEL Chemistry Data - collected with 2 stage impactors Contact persons: Trish Quinn, patricia.k.quinn@noaa.gov-- Kristen Schulz, Kristen.schulz@noaa.gov Two-stage multi-jet cascade i" X Note/NOCR subNO3, "mpactors (Berner et al., 1979) sampling air at 55 +/- 5% RH were (MSA-), Na+, NH4+, K+, Mg+2, and Ca+2. Sampling periods ranged from 4 to 6 hours. The RH of the sampled air stream was measured a few " X Note/NOCR subNO3, "inches upstream from the impactor. The 50% aerodynamic cutoff diameters, D50,aero, were 1.1 and 10 um. Submicron refers to particles with Daero < 1.1 um at 55% RH and supermicron refers to particles" X Note/NOCR subNO3, " with 1.1 um < Daero < 10 um at 55% RH. The impaction stage at the inlet of the impactor was coated with silicone grease to prevent the bounce of larger particles onto the downstream stages. Tedlar f" X Note/NOCR subNO3, "ilms were used as the collection substrate in the impaction stage and a Millipore Fluoropore filter (1.0-um pore size) was used for the backup filter. Films were cleaned in an ultrasonic bath in 10% " X Note/NOCR subNO3, "H2O2 for 30 min, rinsed in distilled, deionized water, and dried in an NH3- and SO2-free glove box. Filters and films were wetted with 1 mL of spectral grade methanol. An additional 5 mLs of distill" X Note/NOCR subNO3, "ed deionized water were added to the solution and the substrates were extracted by sonicating for 30 min. The extracts were analyzed by ion chromatography [Quinn et al., 1998]. All handling of the su" X Note/NOCR subNO3, "bstrates was done in the glove box. Blank levels were determined by loading an impactor with substrates but not drawing any air through it. Non-sea salt sulfate concentrations were calculated from Na" X Note/NOCR subNO3, "+ concentrations and the ratio of sulfate to sodium in seawater. Concentrations are reported as ug/m3 at STP (25C and 1 atm). Berner et al., Sci. Total Environ., 13, 245 - 261, 1979. Quinn et al., J." X Note/NOCR subNO3, " Geophys. Res., 105, 6785 - 6805, 2000.;" X Note/NOCR subNO3, "ICARTT_DATA_SOURCE_DESCRIPTION:Aerosol Chemistry Data, Anions - collected with 2 stage impactors;" X Note/NOCR subNO3, "ICARTT_TIME_DESCRIPTION:irregular time interval;" X Note/NOCR subNO3, "ICARTT_VERSION_0:Initial version, no comments;" X Note/NOCR subNO3, "ICARTT_USED_TO_DETERMINE_THE_SUB-_AND_SUPERMICRON_CONCENTRATIONS_OF_CL-,_NO3-,_SO4:, methanesulfonate;" X Note/NOCR subNO3, "ICARTT_MISSION_NAME:ICARTT_NEAQS;" X Note/NOCR subNO3, "ICARTT_LOCATION:Gulf of Maine;" X Note/NOCR subNO3, "ICARTT_DM_CONTACT_INFO:J Johnson, email: james.e.johnson@noaa.gov, phone: 206-526-6355;" X Note/NOCR subNO3, "ICARTT_PROJECT_INFO:ICARTT_NEAQS 2004 Study-- July 5 - August 12, 2004;" X Note/NOCR subNO3, "ICARTT_STIPULATIONS_ON_USE:Use of these data require prior ok from PI." X SetScale/P x 0,1,"", supNO3; SetScale y 0,0,"ug/m3", supNO3 X Note/NOCR supNO3, "ACF_PROJECT:NEAQS2002;" X Note/NOCR supNO3, "ACF_PLATFORM:RONALD_H_BROWN;" X Note/NOCR supNO3, "ACF_DATA_TYPE:TIMESERIES-1D;" X Note/NOCR supNO3, "ACF_VERSION:0;" X Note/NOCR supNO3, "ACF_SUBMIT_DATE:24-JUNE-2005;" X Note/NOCR supNO3, "ACF_SOURCE:Quinn, Patricia K/NOAA-PMEL/Phone: 206-526-6892 /Address: 7600 Sand Pt. Wy. NE,Seattle,WA 98115 /email: patricia.k.quinn@noaa.gov;" X Note/NOCR supNO3, "ACF_LEGAL_MIN:0;" X Note/NOCR supNO3, "ACF_LEGAL_MAX:50;" X Note/NOCR supNO3, "ACF_UNITS:ug/m3;" X Note/NOCR supNO3, "ACF_INSTRUMENT:2-stage impactor -- ion chromatographic analysis;" X Note/NOCR supNO3, "ACF_REMARK: NOAA PMEL Chemistry Data - collected with 2 stage impactors Contact persons: Trish Quinn, patricia.k.quinn@noaa.gov-- Kristen Schulz, Kristen.schulz@noaa.gov Two-stage multi-jet cascade i" X Note/NOCR supNO3, "mpactors (Berner et al., 1979) sampling air at 55 +/- 5% RH were (MSA-), Na+, NH4+, K+, Mg+2, and Ca+2. Sampling periods ranged from 4 to 6 hours. The RH of the sampled air stream was measured a few " X Note/NOCR supNO3, "inches upstream from the impactor. The 50% aerodynamic cutoff diameters, D50,aero, were 1.1 and 10 um. Submicron refers to particles with Daero < 1.1 um at 55% RH and supermicron refers to particles" X Note/NOCR supNO3, " with 1.1 um < Daero < 10 um at 55% RH. The impaction stage at the inlet of the impactor was coated with silicone grease to prevent the bounce of larger particles onto the downstream stages. Tedlar f" X Note/NOCR supNO3, "ilms were used as the collection substrate in the impaction stage and a Millipore Fluoropore filter (1.0-um pore size) was used for the backup filter. Films were cleaned in an ultrasonic bath in 10% " X Note/NOCR supNO3, "H2O2 for 30 min, rinsed in distilled, deionized water, and dried in an NH3- and SO2-free glove box. Filters and films were wetted with 1 mL of spectral grade methanol. An additional 5 mLs of distill" X Note/NOCR supNO3, "ed deionized water were added to the solution and the substrates were extracted by sonicating for 30 min. The extracts were analyzed by ion chromatography [Quinn et al., 1998]. All handling of the su" X Note/NOCR supNO3, "bstrates was done in the glove box. Blank levels were determined by loading an impactor with substrates but not drawing any air through it. Non-sea salt sulfate concentrations were calculated from Na" X Note/NOCR supNO3, "+ concentrations and the ratio of sulfate to sodium in seawater. Concentrations are reported as ug/m3 at STP (25C and 1 atm). Berner et al., Sci. Total Environ., 13, 245 - 261, 1979. Quinn et al., J." X Note/NOCR supNO3, " Geophys. Res., 105, 6785 - 6805, 2000.;" X Note/NOCR supNO3, "ICARTT_DATA_SOURCE_DESCRIPTION:Aerosol Chemistry Data, Anions - collected with 2 stage impactors;" X Note/NOCR supNO3, "ICARTT_TIME_DESCRIPTION:irregular time interval;" X Note/NOCR supNO3, "ICARTT_VERSION_0:Initial version, no comments;" X Note/NOCR supNO3, "ICARTT_USED_TO_DETERMINE_THE_SUB-_AND_SUPERMICRON_CONCENTRATIONS_OF_CL-,_NO3-,_SO4:, methanesulfonate;" X Note/NOCR supNO3, "ICARTT_MISSION_NAME:ICARTT_NEAQS;" X Note/NOCR supNO3, "ICARTT_LOCATION:Gulf of Maine;" X Note/NOCR supNO3, "ICARTT_DM_CONTACT_INFO:J Johnson, email: james.e.johnson@noaa.gov, phone: 206-526-6355;" X Note/NOCR supNO3, "ICARTT_PROJECT_INFO:ICARTT_NEAQS 2004 Study-- July 5 - August 12, 2004;" X Note/NOCR supNO3, "ICARTT_STIPULATIONS_ON_USE:Use of these data require prior ok from PI." X SetScale/P x 0,1,"", subSO4; SetScale y 0,0,"ug/m3", subSO4 X Note/NOCR subSO4, "ACF_PROJECT:NEAQS2002;" X Note/NOCR subSO4, "ACF_PLATFORM:RONALD_H_BROWN;" X Note/NOCR subSO4, "ACF_DATA_TYPE:TIMESERIES-1D;" X Note/NOCR subSO4, "ACF_VERSION:0;" X Note/NOCR subSO4, "ACF_SUBMIT_DATE:24-JUNE-2005;" X Note/NOCR subSO4, "ACF_SOURCE:Quinn, Patricia K/NOAA-PMEL/Phone: 206-526-6892 /Address: 7600 Sand Pt. Wy. NE,Seattle,WA 98115 /email: patricia.k.quinn@noaa.gov;" X Note/NOCR subSO4, "ACF_LEGAL_MIN:0;" X Note/NOCR subSO4, "ACF_LEGAL_MAX:50;" X Note/NOCR subSO4, "ACF_UNITS:ug/m3;" X Note/NOCR subSO4, "ACF_INSTRUMENT:2-stage impactor -- ion chromatographic analysis;" X Note/NOCR subSO4, "ACF_REMARK: NOAA PMEL Chemistry Data - collected with 2 stage impactors Contact persons: Trish Quinn, patricia.k.quinn@noaa.gov-- Kristen Schulz, Kristen.schulz@noaa.gov Two-stage multi-jet cascade i" X Note/NOCR subSO4, "mpactors (Berner et al., 1979) sampling air at 55 +/- 5% RH were (MSA-), Na+, NH4+, K+, Mg+2, and Ca+2. Sampling periods ranged from 4 to 6 hours. The RH of the sampled air stream was measured a few " X Note/NOCR subSO4, "inches upstream from the impactor. The 50% aerodynamic cutoff diameters, D50,aero, were 1.1 and 10 um. Submicron refers to particles with Daero < 1.1 um at 55% RH and supermicron refers to particles" X Note/NOCR subSO4, " with 1.1 um < Daero < 10 um at 55% RH. The impaction stage at the inlet of the impactor was coated with silicone grease to prevent the bounce of larger particles onto the downstream stages. Tedlar f" X Note/NOCR subSO4, "ilms were used as the collection substrate in the impaction stage and a Millipore Fluoropore filter (1.0-um pore size) was used for the backup filter. Films were cleaned in an ultrasonic bath in 10% " X Note/NOCR subSO4, "H2O2 for 30 min, rinsed in distilled, deionized water, and dried in an NH3- and SO2-free glove box. Filters and films were wetted with 1 mL of spectral grade methanol. An additional 5 mLs of distill" X Note/NOCR subSO4, "ed deionized water were added to the solution and the substrates were extracted by sonicating for 30 min. The extracts were analyzed by ion chromatography [Quinn et al., 1998]. All handling of the su" X Note/NOCR subSO4, "bstrates was done in the glove box. Blank levels were determined by loading an impactor with substrates but not drawing any air through it. Non-sea salt sulfate concentrations were calculated from Na" X Note/NOCR subSO4, "+ concentrations and the ratio of sulfate to sodium in seawater. Concentrations are reported as ug/m3 at STP (25C and 1 atm). Berner et al., Sci. Total Environ., 13, 245 - 261, 1979. Quinn et al., J." X Note/NOCR subSO4, " Geophys. Res., 105, 6785 - 6805, 2000.;" X Note/NOCR subSO4, "ICARTT_DATA_SOURCE_DESCRIPTION:Aerosol Chemistry Data, Anions - collected with 2 stage impactors;" X Note/NOCR subSO4, "ICARTT_TIME_DESCRIPTION:irregular time interval;" X Note/NOCR subSO4, "ICARTT_VERSION_0:Initial version, no comments;" X Note/NOCR subSO4, "ICARTT_USED_TO_DETERMINE_THE_SUB-_AND_SUPERMICRON_CONCENTRATIONS_OF_CL-,_NO3-,_SO4:, methanesulfonate;" X Note/NOCR subSO4, "ICARTT_MISSION_NAME:ICARTT_NEAQS;" X Note/NOCR subSO4, "ICARTT_LOCATION:Gulf of Maine;" X Note/NOCR subSO4, "ICARTT_DM_CONTACT_INFO:J Johnson, email: james.e.johnson@noaa.gov, phone: 206-526-6355;" X Note/NOCR subSO4, "ICARTT_PROJECT_INFO:ICARTT_NEAQS 2004 Study-- July 5 - August 12, 2004;" X Note/NOCR subSO4, "ICARTT_STIPULATIONS_ON_USE:Use of these data require prior ok from PI." X SetScale/P x 0,1,"", supSO4; SetScale y 0,0,"ug/m3", supSO4 X Note/NOCR supSO4, "ACF_PROJECT:NEAQS2002;" X Note/NOCR supSO4, "ACF_PLATFORM:RONALD_H_BROWN;" X Note/NOCR supSO4, "ACF_DATA_TYPE:TIMESERIES-1D;" X Note/NOCR supSO4, "ACF_VERSION:0;" X Note/NOCR supSO4, "ACF_SUBMIT_DATE:24-JUNE-2005;" X Note/NOCR supSO4, "ACF_SOURCE:Quinn, Patricia K/NOAA-PMEL/Phone: 206-526-6892 /Address: 7600 Sand Pt. Wy. NE,Seattle,WA 98115 /email: patricia.k.quinn@noaa.gov;" X Note/NOCR supSO4, "ACF_LEGAL_MIN:0;" X Note/NOCR supSO4, "ACF_LEGAL_MAX:50;" X Note/NOCR supSO4, "ACF_UNITS:ug/m3;" X Note/NOCR supSO4, "ACF_INSTRUMENT:2-stage impactor -- ion chromatographic analysis;" X Note/NOCR supSO4, "ACF_REMARK: NOAA PMEL Chemistry Data - collected with 2 stage impactors Contact persons: Trish Quinn, patricia.k.quinn@noaa.gov-- Kristen Schulz, Kristen.schulz@noaa.gov Two-stage multi-jet cascade i" X Note/NOCR supSO4, "mpactors (Berner et al., 1979) sampling air at 55 +/- 5% RH were (MSA-), Na+, NH4+, K+, Mg+2, and Ca+2. Sampling periods ranged from 4 to 6 hours. The RH of the sampled air stream was measured a few " X Note/NOCR supSO4, "inches upstream from the impactor. The 50% aerodynamic cutoff diameters, D50,aero, were 1.1 and 10 um. Submicron refers to particles with Daero < 1.1 um at 55% RH and supermicron refers to particles" X Note/NOCR supSO4, " with 1.1 um < Daero < 10 um at 55% RH. The impaction stage at the inlet of the impactor was coated with silicone grease to prevent the bounce of larger particles onto the downstream stages. Tedlar f" X Note/NOCR supSO4, "ilms were used as the collection substrate in the impaction stage and a Millipore Fluoropore filter (1.0-um pore size) was used for the backup filter. Films were cleaned in an ultrasonic bath in 10% " X Note/NOCR supSO4, "H2O2 for 30 min, rinsed in distilled, deionized water, and dried in an NH3- and SO2-free glove box. Filters and films were wetted with 1 mL of spectral grade methanol. An additional 5 mLs of distill" X Note/NOCR supSO4, "ed deionized water were added to the solution and the substrates were extracted by sonicating for 30 min. The extracts were analyzed by ion chromatography [Quinn et al., 1998]. All handling of the su" X Note/NOCR supSO4, "bstrates was done in the glove box. Blank levels were determined by loading an impactor with substrates but not drawing any air through it. Non-sea salt sulfate concentrations were calculated from Na" X Note/NOCR supSO4, "+ concentrations and the ratio of sulfate to sodium in seawater. Concentrations are reported as ug/m3 at STP (25C and 1 atm). Berner et al., Sci. Total Environ., 13, 245 - 261, 1979. Quinn et al., J." X Note/NOCR supSO4, " Geophys. Res., 105, 6785 - 6805, 2000.;" X Note/NOCR supSO4, "ICARTT_DATA_SOURCE_DESCRIPTION:Aerosol Chemistry Data, Anions - collected with 2 stage impactors;" X Note/NOCR supSO4, "ICARTT_TIME_DESCRIPTION:irregular time interval;" X Note/NOCR supSO4, "ICARTT_VERSION_0:Initial version, no comments;" X Note/NOCR supSO4, "ICARTT_USED_TO_DETERMINE_THE_SUB-_AND_SUPERMICRON_CONCENTRATIONS_OF_CL-,_NO3-,_SO4:, methanesulfonate;" X Note/NOCR supSO4, "ICARTT_MISSION_NAME:ICARTT_NEAQS;" X Note/NOCR supSO4, "ICARTT_LOCATION:Gulf of Maine;" X Note/NOCR supSO4, "ICARTT_DM_CONTACT_INFO:J Johnson, email: james.e.johnson@noaa.gov, phone: 206-526-6355;" X Note/NOCR supSO4, "ICARTT_PROJECT_INFO:ICARTT_NEAQS 2004 Study-- July 5 - August 12, 2004;" X Note/NOCR supSO4, "ICARTT_STIPULATIONS_ON_USE:Use of these data require prior ok from PI." X SetScale/P x 0,1,"", subnssSO4; SetScale y 0,0,"ug/m3", subnssSO4 X Note/NOCR subnssSO4, "ACF_PROJECT:NEAQS2002;" X Note/NOCR subnssSO4, "ACF_PLATFORM:RONALD_H_BROWN;" X Note/NOCR subnssSO4, "ACF_DATA_TYPE:TIMESERIES-1D;" X Note/NOCR subnssSO4, "ACF_VERSION:0;" X Note/NOCR subnssSO4, "ACF_SUBMIT_DATE:24-JUNE-2005;" X Note/NOCR subnssSO4, "ACF_SOURCE:Quinn, Patricia K/NOAA-PMEL/Phone: 206-526-6892 /Address: 7600 Sand Pt. Wy. NE,Seattle,WA 98115 /email: patricia.k.quinn@noaa.gov;" X Note/NOCR subnssSO4, "ACF_LEGAL_MIN:0;" X Note/NOCR subnssSO4, "ACF_LEGAL_MAX:50;" X Note/NOCR subnssSO4, "ACF_UNITS:ug/m3;" X Note/NOCR subnssSO4, "ACF_INSTRUMENT:2-stage impactor -- ion chromatographic analysis;" X Note/NOCR subnssSO4, "ACF_REMARK: NOAA PMEL Chemistry Data - collected with 2 stage impactors Contact persons: Trish Quinn, patricia.k.quinn@noaa.gov-- Kristen Schulz, Kristen.schulz@noaa.gov Two-stage multi-jet cascade i" X Note/NOCR subnssSO4, "mpactors (Berner et al., 1979) sampling air at 55 +/- 5% RH were (MSA-), Na+, NH4+, K+, Mg+2, and Ca+2. Sampling periods ranged from 4 to 6 hours. The RH of the sampled air stream was measured a few " X Note/NOCR subnssSO4, "inches upstream from the impactor. The 50% aerodynamic cutoff diameters, D50,aero, were 1.1 and 10 um. Submicron refers to particles with Daero < 1.1 um at 55% RH and supermicron refers to particles" X Note/NOCR subnssSO4, " with 1.1 um < Daero < 10 um at 55% RH. The impaction stage at the inlet of the impactor was coated with silicone grease to prevent the bounce of larger particles onto the downstream stages. Tedlar f" X Note/NOCR subnssSO4, "ilms were used as the collection substrate in the impaction stage and a Millipore Fluoropore filter (1.0-um pore size) was used for the backup filter. Films were cleaned in an ultrasonic bath in 10% " X Note/NOCR subnssSO4, "H2O2 for 30 min, rinsed in distilled, deionized water, and dried in an NH3- and SO2-free glove box. Filters and films were wetted with 1 mL of spectral grade methanol. An additional 5 mLs of distill" X Note/NOCR subnssSO4, "ed deionized water were added to the solution and the substrates were extracted by sonicating for 30 min. The extracts were analyzed by ion chromatography [Quinn et al., 1998]. All handling of the su" X Note/NOCR subnssSO4, "bstrates was done in the glove box. Blank levels were determined by loading an impactor with substrates but not drawing any air through it. Non-sea salt sulfate concentrations were calculated from Na" X Note/NOCR subnssSO4, "+ concentrations and the ratio of sulfate to sodium in seawater. Concentrations are reported as ug/m3 at STP (25C and 1 atm). Berner et al., Sci. Total Environ., 13, 245 - 261, 1979. Quinn et al., J." X Note/NOCR subnssSO4, " Geophys. Res., 105, 6785 - 6805, 2000.;" X Note/NOCR subnssSO4, "ICARTT_DATA_SOURCE_DESCRIPTION:Aerosol Chemistry Data, Anions - collected with 2 stage impactors;" X Note/NOCR subnssSO4, "ICARTT_TIME_DESCRIPTION:irregular time interval;" X Note/NOCR subnssSO4, "ICARTT_VERSION_0:Initial version, no comments;" X Note/NOCR subnssSO4, "ICARTT_USED_TO_DETERMINE_THE_SUB-_AND_SUPERMICRON_CONCENTRATIONS_OF_CL-,_NO3-,_SO4:, methanesulfonate;" X Note/NOCR subnssSO4, "ICARTT_MISSION_NAME:ICARTT_NEAQS;" X Note/NOCR subnssSO4, "ICARTT_LOCATION:Gulf of Maine;" X Note/NOCR subnssSO4, "ICARTT_DM_CONTACT_INFO:J Johnson, email: james.e.johnson@noaa.gov, phone: 206-526-6355;" X Note/NOCR subnssSO4, "ICARTT_PROJECT_INFO:ICARTT_NEAQS 2004 Study-- July 5 - August 12, 2004;" X Note/NOCR subnssSO4, "ICARTT_STIPULATIONS_ON_USE:Use of these data require prior ok from PI." X SetScale/P x 0,1,"", supnssSO4; SetScale y 0,0,"ug/m3", supnssSO4 X Note/NOCR supnssSO4, "ACF_PROJECT:NEAQS2002;" X Note/NOCR supnssSO4, "ACF_PLATFORM:RONALD_H_BROWN;" X Note/NOCR supnssSO4, "ACF_DATA_TYPE:TIMESERIES-1D;" X Note/NOCR supnssSO4, "ACF_VERSION:0;" X Note/NOCR supnssSO4, "ACF_SUBMIT_DATE:24-JUNE-2005;" X Note/NOCR supnssSO4, "ACF_SOURCE:Quinn, Patricia K/NOAA-PMEL/Phone: 206-526-6892 /Address: 7600 Sand Pt. Wy. NE,Seattle,WA 98115 /email: patricia.k.quinn@noaa.gov;" X Note/NOCR supnssSO4, "ACF_LEGAL_MIN:0;" X Note/NOCR supnssSO4, "ACF_LEGAL_MAX:50;" X Note/NOCR supnssSO4, "ACF_UNITS:ug/m3;" X Note/NOCR supnssSO4, "ACF_INSTRUMENT:2-stage impactor -- ion chromatographic analysis;" X Note/NOCR supnssSO4, "ACF_REMARK: NOAA PMEL Chemistry Data - collected with 2 stage impactors Contact persons: Trish Quinn, patricia.k.quinn@noaa.gov-- Kristen Schulz, Kristen.schulz@noaa.gov Two-stage multi-jet cascade i" X Note/NOCR supnssSO4, "mpactors (Berner et al., 1979) sampling air at 55 +/- 5% RH were (MSA-), Na+, NH4+, K+, Mg+2, and Ca+2. Sampling periods ranged from 4 to 6 hours. The RH of the sampled air stream was measured a few " X Note/NOCR supnssSO4, "inches upstream from the impactor. The 50% aerodynamic cutoff diameters, D50,aero, were 1.1 and 10 um. Submicron refers to particles with Daero < 1.1 um at 55% RH and supermicron refers to particles" X Note/NOCR supnssSO4, " with 1.1 um < Daero < 10 um at 55% RH. The impaction stage at the inlet of the impactor was coated with silicone grease to prevent the bounce of larger particles onto the downstream stages. Tedlar f" X Note/NOCR supnssSO4, "ilms were used as the collection substrate in the impaction stage and a Millipore Fluoropore filter (1.0-um pore size) was used for the backup filter. Films were cleaned in an ultrasonic bath in 10% " X Note/NOCR supnssSO4, "H2O2 for 30 min, rinsed in distilled, deionized water, and dried in an NH3- and SO2-free glove box. Filters and films were wetted with 1 mL of spectral grade methanol. An additional 5 mLs of distill" X Note/NOCR supnssSO4, "ed deionized water were added to the solution and the substrates were extracted by sonicating for 30 min. The extracts were analyzed by ion chromatography [Quinn et al., 1998]. All handling of the su" X Note/NOCR supnssSO4, "bstrates was done in the glove box. Blank levels were determined by loading an impactor with substrates but not drawing any air through it. Non-sea salt sulfate concentrations were calculated from Na" X Note/NOCR supnssSO4, "+ concentrations and the ratio of sulfate to sodium in seawater. Concentrations are reported as ug/m3 at STP (25C and 1 atm). Berner et al., Sci. Total Environ., 13, 245 - 261, 1979. Quinn et al., J." X Note/NOCR supnssSO4, " Geophys. Res., 105, 6785 - 6805, 2000.;" X Note/NOCR supnssSO4, "ICARTT_DATA_SOURCE_DESCRIPTION:Aerosol Chemistry Data, Anions - collected with 2 stage impactors;" X Note/NOCR supnssSO4, "ICARTT_TIME_DESCRIPTION:irregular time interval;" X Note/NOCR supnssSO4, "ICARTT_VERSION_0:Initial version, no comments;" X Note/NOCR supnssSO4, "ICARTT_USED_TO_DETERMINE_THE_SUB-_AND_SUPERMICRON_CONCENTRATIONS_OF_CL-,_NO3-,_SO4:, methanesulfonate;" X Note/NOCR supnssSO4, "ICARTT_MISSION_NAME:ICARTT_NEAQS;" X Note/NOCR supnssSO4, "ICARTT_LOCATION:Gulf of Maine;" X Note/NOCR supnssSO4, "ICARTT_DM_CONTACT_INFO:J Johnson, email: james.e.johnson@noaa.gov, phone: 206-526-6355;" X Note/NOCR supnssSO4, "ICARTT_PROJECT_INFO:ICARTT_NEAQS 2004 Study-- July 5 - August 12, 2004;" X Note/NOCR supnssSO4, "ICARTT_STIPULATIONS_ON_USE:Use of these data require prior ok from PI." X SetScale/P x 0,1,"", subOxalate; SetScale y 0,0,"ug/m3", subOxalate X Note/NOCR subOxalate, "ACF_PROJECT:NEAQS2002;" X Note/NOCR subOxalate, "ACF_PLATFORM:RONALD_H_BROWN;" X Note/NOCR subOxalate, "ACF_DATA_TYPE:TIMESERIES-1D;" X Note/NOCR subOxalate, "ACF_VERSION:0;" X Note/NOCR subOxalate, "ACF_SUBMIT_DATE:24-JUNE-2005;" X Note/NOCR subOxalate, "ACF_SOURCE:Quinn, Patricia K/NOAA-PMEL/Phone: 206-526-6892 /Address: 7600 Sand Pt. Wy. NE,Seattle,WA 98115 /email: patricia.k.quinn@noaa.gov;" X Note/NOCR subOxalate, "ACF_LEGAL_MIN:0;" X Note/NOCR subOxalate, "ACF_LEGAL_MAX:50;" X Note/NOCR subOxalate, "ACF_UNITS:ug/m3;" X Note/NOCR subOxalate, "ACF_INSTRUMENT:2-stage impactor -- ion chromatographic analysis;" X Note/NOCR subOxalate, "ACF_REMARK: NOAA PMEL Chemistry Data - collected with 2 stage impactors Contact persons: Trish Quinn, patricia.k.quinn@noaa.gov-- Kristen Schulz, Kristen.schulz@noaa.gov Two-stage multi-jet cascade i" X Note/NOCR subOxalate, "mpactors (Berner et al., 1979) sampling air at 55 +/- 5% RH were (MSA-), Na+, NH4+, K+, Mg+2, and Ca+2. Sampling periods ranged from 4 to 6 hours. The RH of the sampled air stream was measured a few " X Note/NOCR subOxalate, "inches upstream from the impactor. The 50% aerodynamic cutoff diameters, D50,aero, were 1.1 and 10 um. Submicron refers to particles with Daero < 1.1 um at 55% RH and supermicron refers to particles" X Note/NOCR subOxalate, " with 1.1 um < Daero < 10 um at 55% RH. The impaction stage at the inlet of the impactor was coated with silicone grease to prevent the bounce of larger particles onto the downstream stages. Tedlar f" X Note/NOCR subOxalate, "ilms were used as the collection substrate in the impaction stage and a Millipore Fluoropore filter (1.0-um pore size) was used for the backup filter. Films were cleaned in an ultrasonic bath in 10% " X Note/NOCR subOxalate, "H2O2 for 30 min, rinsed in distilled, deionized water, and dried in an NH3- and SO2-free glove box. Filters and films were wetted with 1 mL of spectral grade methanol. An additional 5 mLs of distill" X Note/NOCR subOxalate, "ed deionized water were added to the solution and the substrates were extracted by sonicating for 30 min. The extracts were analyzed by ion chromatography [Quinn et al., 1998]. All handling of the su" X Note/NOCR subOxalate, "bstrates was done in the glove box. Blank levels were determined by loading an impactor with substrates but not drawing any air through it. Non-sea salt sulfate concentrations were calculated from Na" X Note/NOCR subOxalate, "+ concentrations and the ratio of sulfate to sodium in seawater. Concentrations are reported as ug/m3 at STP (25C and 1 atm). Berner et al., Sci. Total Environ., 13, 245 - 261, 1979. Quinn et al., J." X Note/NOCR subOxalate, " Geophys. Res., 105, 6785 - 6805, 2000.;" X Note/NOCR subOxalate, "ICARTT_DATA_SOURCE_DESCRIPTION:Aerosol Chemistry Data, Anions - collected with 2 stage impactors;" X Note/NOCR subOxalate, "ICARTT_TIME_DESCRIPTION:irregular time interval;" X Note/NOCR subOxalate, "ICARTT_VERSION_0:Initial version, no comments;" X Note/NOCR subOxalate, "ICARTT_USED_TO_DETERMINE_THE_SUB-_AND_SUPERMICRON_CONCENTRATIONS_OF_CL-,_NO3-,_SO4:, methanesulfonate;" X Note/NOCR subOxalate, "ICARTT_MISSION_NAME:ICARTT_NEAQS;" X Note/NOCR subOxalate, "ICARTT_LOCATION:Gulf of Maine;" X Note/NOCR subOxalate, "ICARTT_DM_CONTACT_INFO:J Johnson, email: james.e.johnson@noaa.gov, phone: 206-526-6355;" X Note/NOCR subOxalate, "ICARTT_PROJECT_INFO:ICARTT_NEAQS 2004 Study-- July 5 - August 12, 2004;" X Note/NOCR subOxalate, "ICARTT_STIPULATIONS_ON_USE:Use of these data require prior ok from PI." X SetScale/P x 0,1,"", supOxalate; SetScale y 0,0,"ug/m3", supOxalate X Note/NOCR supOxalate, "ACF_PROJECT:NEAQS2002;" X Note/NOCR supOxalate, "ACF_PLATFORM:RONALD_H_BROWN;" X Note/NOCR supOxalate, "ACF_DATA_TYPE:TIMESERIES-1D;" X Note/NOCR supOxalate, "ACF_VERSION:0;" X Note/NOCR supOxalate, "ACF_SUBMIT_DATE:24-JUNE-2005;" X Note/NOCR supOxalate, "ACF_SOURCE:Quinn, Patricia K/NOAA-PMEL/Phone: 206-526-6892 /Address: 7600 Sand Pt. Wy. NE,Seattle,WA 98115 /email: patricia.k.quinn@noaa.gov;" X Note/NOCR supOxalate, "ACF_LEGAL_MIN:0;" X Note/NOCR supOxalate, "ACF_LEGAL_MAX:50;" X Note/NOCR supOxalate, "ACF_UNITS:ug/m3;" X Note/NOCR supOxalate, "ACF_INSTRUMENT:2-stage impactor -- ion chromatographic analysis;" X Note/NOCR supOxalate, "ACF_REMARK: NOAA PMEL Chemistry Data - collected with 2 stage impactors Contact persons: Trish Quinn, patricia.k.quinn@noaa.gov-- Kristen Schulz, Kristen.schulz@noaa.gov Two-stage multi-jet cascade i" X Note/NOCR supOxalate, "mpactors (Berner et al., 1979) sampling air at 55 +/- 5% RH were (MSA-), Na+, NH4+, K+, Mg+2, and Ca+2. Sampling periods ranged from 4 to 6 hours. The RH of the sampled air stream was measured a few " X Note/NOCR supOxalate, "inches upstream from the impactor. The 50% aerodynamic cutoff diameters, D50,aero, were 1.1 and 10 um. Submicron refers to particles with Daero < 1.1 um at 55% RH and supermicron refers to particles" X Note/NOCR supOxalate, " with 1.1 um < Daero < 10 um at 55% RH. The impaction stage at the inlet of the impactor was coated with silicone grease to prevent the bounce of larger particles onto the downstream stages. Tedlar f" X Note/NOCR supOxalate, "ilms were used as the collection substrate in the impaction stage and a Millipore Fluoropore filter (1.0-um pore size) was used for the backup filter. Films were cleaned in an ultrasonic bath in 10% " X Note/NOCR supOxalate, "H2O2 for 30 min, rinsed in distilled, deionized water, and dried in an NH3- and SO2-free glove box. Filters and films were wetted with 1 mL of spectral grade methanol. An additional 5 mLs of distill" X Note/NOCR supOxalate, "ed deionized water were added to the solution and the substrates were extracted by sonicating for 30 min. The extracts were analyzed by ion chromatography [Quinn et al., 1998]. All handling of the su" X Note/NOCR supOxalate, "bstrates was done in the glove box. Blank levels were determined by loading an impactor with substrates but not drawing any air through it. Non-sea salt sulfate concentrations were calculated from Na" X Note/NOCR supOxalate, "+ concentrations and the ratio of sulfate to sodium in seawater. Concentrations are reported as ug/m3 at STP (25C and 1 atm). Berner et al., Sci. Total Environ., 13, 245 - 261, 1979. Quinn et al., J." X Note/NOCR supOxalate, " Geophys. Res., 105, 6785 - 6805, 2000.;" X Note/NOCR supOxalate, "ICARTT_DATA_SOURCE_DESCRIPTION:Aerosol Chemistry Data, Anions - collected with 2 stage impactors;" X Note/NOCR supOxalate, "ICARTT_TIME_DESCRIPTION:irregular time interval;" X Note/NOCR supOxalate, "ICARTT_VERSION_0:Initial version, no comments;" X Note/NOCR supOxalate, "ICARTT_USED_TO_DETERMINE_THE_SUB-_AND_SUPERMICRON_CONCENTRATIONS_OF_CL-,_NO3-,_SO4:, methanesulfonate;" X Note/NOCR supOxalate, "ICARTT_MISSION_NAME:ICARTT_NEAQS;" X Note/NOCR supOxalate, "ICARTT_LOCATION:Gulf of Maine;" X Note/NOCR supOxalate, "ICARTT_DM_CONTACT_INFO:J Johnson, email: james.e.johnson@noaa.gov, phone: 206-526-6355;" X Note/NOCR supOxalate, "ICARTT_PROJECT_INFO:ICARTT_NEAQS 2004 Study-- July 5 - August 12, 2004;" X Note/NOCR supOxalate, "ICARTT_STIPULATIONS_ON_USE:Use of these data require prior ok from PI."