GCMS analysis report sample AE09678, May 23, 2002

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GCMS laboratory report for sample AE09678 detecting unknown compounds and 2,4-DDD on May 23, 2002.

NYC-WTC_000013191–000013216

Folder label: “GCMS X 5/21/02 A 5/21/02”

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Data File : C:\MSDCHEM\1\DATA\052102\9678.D Vial: 16 Acq On : 22 May 2002 1:33 am Operator: Mclean Sample : re-extract Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e

Quant Method : C:\MSDCHEM\1\METHODS\052202.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L ********************************************************************* Peak Number 13 3-Isopropoxy-l, 1,1,5,5,5-he... Concentration Rank 15 R.T. EstConc Area Relative to ISTD R.T. 34.32 0.24 ug/L 84148 Perylene-d12 34.66

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 3-Isopropoxy-1,1,1,5,5,5-hexamet... 354 C12H3404Si4 072182-11-7 9 2 Propane, bromodichlorodifluoro- 226 C3H3BrC12F2 072101-13-4/9 3 lh-Pyrrole-3,4-diacetic acid, 2-... 341 C15H19NO8 1000195-85/5 5 4 Acrylophenone, 3,3-diphenyl-, se... 341 C22H19N3O 016983-75/8 4 Abundance Scan 5317 (34,320 min): 9678.D (-5313) (-) m/z 221.10 100.00% 73 147 2221 281

355 5000 49

34.00 34.20 34.40 34.60 0 —m—mmmmpp “ i ■' “ i ■ ■ ■11 I “ ’ ‘ I •' ’ * I • " ‘ I TT m/z 281.00 96.94% miz-> 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 Abundance #27710:3-lsopropoxy-1,1,1,5,5,5-hexametbyl-3-(trimethyIsi... 73 281 43 5000 207 339 34.00 34.20 34.40 34.60 m/z 147.10 95.25% 190 249265

miz-> 0- l I L 133 163 ’ 114/3188A*1****’*"*1****I*’’’I’L 1. 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 "IIT M297 Abundance #66038: Propane, bromodichlorodifluoro- 147 111 ■ ■ i 1 ■ ■ ■ i ■ ■ ■ 11 ■ ■ ■ ■ i ■ ■ • • । 85 34.00 34.20 34.40 34.60 129 193 m/z 73.05 91.85% 5000 49 228

27 67 44444l4, oM11 + 41 "1 । —176 r 11 • “ ■ i ■ ■i“ i “ ■‘1'11■I'■■■ i ■' • ■ i ■ “ • i ■ miz-> 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 Abundance #97361:1 h-Pyrrole-3,4-diacetic acid, 2-acetoxymethyl-5-me... 281 LAALAAAuyi 34.00 34.20 34.40 34.60 m/z 354.90 60.10% 43 190 5000 222 249 60 . 164 341 77 105 1321

m/z—> 0 244JAMlJL,rr ’I**I**’’I***1**’’I 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 34.00 34.20 34.40 34.60

9678.D 052202.M Wed May 22 11:43:34 2002 Page 16

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