25 1001 Brian Heikes University of Rhode Island HPLC Peroxides From Coil Collection SONEX 1 1 1997 10 23 1998 03 15 0 mid-time of sample in UT (s) 4 1.0 1.0 1.0 1.0 999999 999999 99999 99999 start-time of sample in UT (s) end-time of sample in UT (s) H2O2 (pptv) CH3OOH (pptv) 3 data for exchange reported data is not positive definite negative values denote lower limit of detection or upper limit of detection 4 Peroxide measurements used the method of Lee et al., JAOTech., 1995. data below detection limit (h2o2=15; ch3ooh=25 pptv ) reported as -888 data greater than that which is recordable is reported as -777 mid start stop h2o2 ch3ooh 23085 23010 23160 99999 99999 23235 23160 23310 182 42 23385 23310 23460 99999 99999 23535 23460 23610 190 27 23685 23610 23760 99999 99999 23835 23760 23910 182 -888 23985 23910 24060 99999 99999 24135 24060 24210 182 42 24285 24210 24360 99999 99999 24435 24360 24510 182 27 24585 24510 24660 99999 99999 24735 24660 24810 182 27 24885 24810 24960 99999 99999 25035 24960 25110 166 27 25185 25110 25260 99999 99999 25335 25260 25410 165 27 25485 25410 25560 99999 99999 25635 25560 25710 124 -888 25785 25710 25860 99999 99999 25935 25860 26010 182 27 26085 26010 26160 99999 99999 26235 26160 26310 132 42 26385 26310 26460 99999 99999 26535 26460 26610 124 42 26685 26610 26760 99999 99999 26835 26760 26910 149 27 26985 26910 27060 99999 99999 27135 27060 27210 149 55 27285 27210 27360 99999 99999 27435 27360 27510 166 -888 27585 27510 27660 99999 99999 27735 27660 27810 182 42 27885 27810 27960 99999 99999 28035 27960 28110 223 -888 28185 28110 28260 99999 99999 28335 28260 28410 199 42 28485 28410 28560 99999 99999 28635 28560 28710 190 42 28785 28710 28860 99999 99999 28935 28860 29010 166 96 29085 29010 29160 99999 99999 29235 29160 29310 190 69 29385 29310 29460 99999 99999 29535 29460 29610 182 69 29685 29610 29760 99999 99999 29835 29760 29910 199 83 29985 29910 30060 99999 99999 30135 30060 30210 166 96 30285 30210 30360 99999 99999 30435 30360 30510 190 110 30585 30510 30660 99999 99999 30735 30660 30810 182 83 30885 30810 30960 99999 99999 31035 30960 31110 132 55 31185 31110 31260 99999 99999 31335 31260 31410 132 55 31485 31410 31560 99999 99999 31635 31560 31710 149 69 31785 31710 31860 99999 99999 31935 31860 32010 166 69 32085 32010 32160 99999 99999 32235 32160 32310 182 96 32385 32310 32460 99999 99999 32535 32460 32610 132 55 32685 32610 32760 99999 99999 32835 32760 32910 140 27 32985 32910 33060 99999 99999 33135 33060 33210 132 55 33405 33210 33600 132 42 33780 33600 33960 132 55 34140 33960 34320 132 55 34500 34320 34680 140 96 34845 34680 35010 124 96 35160 35010 35310 149 83 35460 35310 35610 149 96 35760 35610 35910 149 96 36060 35910 36210 132 69 36315 36210 36420 148 83 36465 36420 36510 141 83 36585 36510 36660 148 47 36735 36660 36810 149 83 36885 36810 36960 167 74 37035 36960 37110 149 55 37185 37110 37260 167 47 37335 37260 37410 149 42 37485 37410 37560 142 47 37635 37560 37710 132 27 37785 37710 37860 130 37 37935 37860 38010 132 27 38085 38010 38160 148 37 38235 38160 38310 149 -888 38460 38310 38610 141 -888 38760 38610 38910 132 27 39060 38910 39210 149 55 39360 39210 39510 166 69 39660 39510 39810 190 96 39960 39810 40110 141 55 40260 40110 40410 166 -888 40595 40410 40780 182 -888 40895 40780 41010 166 -888 41160 41010 41310 166 -888 41460 41310 41610 182 -888 41775 41610 41940 207 42 42075 41940 42210 207 -888 42285 42210 42360 228 28 42435 42360 42510 207 27 42585 42510 42660 216 28 42735 42660 42810 215 -888 42885 42810 42960 216 -888 43035 42960 43110 223 27 43185 43110 43260 99999 28 43335 43260 43410 265 42 43485 43410 43560 284 -888 43635 43560 43710 281 27 43785 43710 43860 297 28 43935 43860 44010 273 27 44085 44010 44160 296 -888 44235 44160 44310 281 -888 44385 44310 44460 290 28 44535 44460 44610 256 27 44685 44610 44760 272 28 44835 44760 44910 282 -888 44985 44910 45060 272 28 45135 45060 45210 265 -888 45285 45210 45360 278 -888 45435 45360 45510 289 27 45585 45510 45660 99999 -888 45735 45660 45810 281 27 45885 45810 45960 278 -888 46035 45960 46110 265 42 46185 46110 46260 247 -888 46335 46260 46410 240 -888 46485 46410 46560 247 -888 46635 46560 46710 232 -888