25 1001 Brian Heikes University of Rhode Island HPLC Peroxides From Coil Collection SONEX 1 1 1997 10 20 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 30135 30060 30210 44 131 30285 30210 30360 50 124 30435 30360 30510 238 33 30585 30510 30660 54 58 30735 30660 30810 36 164 30885 30810 30960 26 225 31035 30960 31110 20 208 31185 31110 31260 16 248 31335 31260 31410 28 241 31485 31410 31560 26 284 31635 31560 31710 -888 252 31785 31710 31860 31 248 31935 31860 32010 36 153 32085 32010 32160 40 175 32235 32160 32310 53 142 32385 32310 32460 54 160 32535 32460 32610 61 131 32685 32610 32760 64 117 32835 32760 32910 61 153 32985 32910 33060 83 95 33135 33060 33210 85 77 33285 33210 33360 54 -888 33435 33360 33510 44 -888 33585 33510 33660 45 66 33735 33660 33810 44 -888 33885 33810 33960 40 -888 34035 33960 34110 28 -888 34185 34110 34260 36 -888 34335 34260 34410 36 -888 34485 34410 34560 36 -888 34635 34560 34710 44 -888 34785 34710 34860 243 -888 34935 34860 35010 53 -888 35085 35010 35160 106 -888 35235 35160 35310 182 44 35385 35310 35460 229 95 35535 35460 35610 238 120 35685 35610 35760 224 146 35835 35760 35910 230 77 35985 35910 36060 234 146 36135 36060 36210 230 186 36285 36210 36360 99999 99999 36435 36360 36510 303 230 36585 36510 36660 291 247 36735 36660 36810 327 241 36885 36810 36960 295 247 37110 36960 37260 314 276 37560 37260 37860 144 247 37935 37860 38010 141 208 38085 38010 38160 144 161 38235 38160 38310 165 109 38460 38310 38610 141 142 38835 38610 39060 144 211 39135 39060 39210 117 208 39360 39210 39510 174 186 39585 39510 39660 163 139 39735 39660 39810 141 164 39885 39810 39960 144 204 40035 39960 40110 141 197 40185 40110 40260 106 218 40335 40260 40410 85 197 40560 40410 40710 109 164 40785 40710 40860 120 211 40935 40860 41010 182 197 41085 41010 41160 220 168 41310 41160 41460 309 99999 41535 41460 41610 343 208 41760 41610 41910 319 197 42060 41910 42210 303 219 42285 42210 42360 309 204 42435 42360 42510 287 241 42585 42510 42660 267 226 42885 42660 43110 255 252 43185 43110 43260 286 240 43410 43260 43560 305 197 43635 43560 43710 222 208 43785 43710 43860 196 190 43935 43860 44010 190 164 44085 44010 44160 158 182 44235 44160 44310 158 186 44385 44310 44460 153 218 44535 44460 44610 109 296 44730 44610 44850 153 131 44895 44850 44940 173 44 45015 44940 45090 153 66 45150 45090 45210 158 44 45285 45210 45360 158 44 45435 45360 45510 182 55 45585 45510 45660 153 99999 45735 45660 45810 101 55 45885 45810 45960 126 51 46035 45960 46110 85 77 46185 46110 46260 97 -888 46335 46260 46410 85 66 46485 46410 46560 99999 99999 46635 46560 46710 117 77 46785 46710 46860 116 73 46935 46860 47010 125 77 47085 47010 47160 111 44 47235 47160 47310 53 -888 47385 47310 47460 36 -888 47535 47460 47610 36 -888 47685 47610 47760 31 -888 47835 47760 47910 28 -888 47985 47910 48060 36 -888 48135 48060 48210 20 -888 48285 48210 48360 83 102 48435 48360 48510 109 164 48585 48510 48660 64 29 48735 48660 48810 44 -888 48885 48810 48960 -888 -888 49035 48960 49110 36 -888 49185 49110 49260 40 -888 49335 49260 49410 20 -888 49485 49410 49560 26 -888 49635 49560 49710 36 -888 49785 49710 49860 21 -888 49935 49860 50010 20 -888 50085 50010 50160 26 -888 50235 50160 50310 20 -888 50385 50310 50460 21 -888 50535 50460 50610 20 -888 50685 50610 50760 21 -888 50835 50760 50910 -888 -888 50985 50910 51060 16 -888 51135 51060 51210 -888 -888 51285 51210 51360 21 -888 51435 51360 51510 -888 -888 51585 51510 51660 16 -888 51750 51660 51840 -888 -888 51900 51840 51960 64 66 52035 51960 52110 61 88 52185 52110 52260 78 73 52335 52260 52410 77 88 52485 52410 52560 78 88 52635 52560 52710 68 99 52785 52710 52860 88 95 52935 52860 53010 68 99 53085 53010 53160 78 73 53235 53160 53310 77 88 53430 53310 53550 92 66 53580 53550 53610 68 66 53700 53610 53790 125 73 53850 53790 53910 198 66 53985 53910 54060 172 51 54135 54060 54210 109 55 54285 54210 54360 78 88 54435 54360 54510 77 110 54585 54510 54660 68 88 54735 54660 54810 36 -888