DEP GCMS data table, Jan-Feb 2002

NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\MSDCHEM\1\5973N\02FEB27\02387.D Vial: 3 ’ Acq On : 27 Feb 2002 4:57 pm Operator: Sample : 508 scan Inst : Instrumen Mise : February 27, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\MSDCHEM\l-..\HP022102.M (RTE Integrator) Title : 508 scan method Library : C:\DATABASE\WILEY7N.L ********************************************************************* Peak Number 10 Pyrazine, 2-methyl-3-(methy... Concentration Rank 12 R.T. EstConc Area Relative to ISTD R.T. 16.55 0.04 ug/L 27262 Acenaphthene-dl0 18.34 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Pyrazine, 2-methyl-3-(methylthio... 140 C6H8N2S 002882-20-4 9 2 2,5-Cyclohexadiene-l,4-dione, 2,... 140 C6H404 000615-94-1 9 3 2,5-Cyclohexadiene-1,4-dione, 2,... 140 C6H404 000615-94-1 9 4 4-HYDROXY-BICYCLO[2.2.2] OCTANONE. . . 140 C8H12O2 066348-59-2 9 Abundance Scan 1167 (16.548 min): 02387.D (-) m/z 140.10 100.00% 140

5000 43 71 56 89 172 122 16.20 16.40 16.60 16.80 0 ■ । ■ ■ ■ ■ । > ....... I.... ■ i11' ■ i ■'1 ■ ।1 ■ i ‘ — ■11 > • ■ ■ । ■ i ‘ ‘1 ■ i'''11 111 ■ ■ ■ । ■ m/z43.10 35.02% m/z-> 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 Abundance #35175: Pyrazine, 2-methyl-3-(methylthio)- (CAS) $$ 2-Meth... 140

5000- 42 107 125 16.20 16.40 16.60 16.80 1 84 94 m/z 71.00 31.91% 66 73 A

— ■n/z-> 0 i ■'111 30 40 ■ l ■ i ■ ■ ■ ■ i ■'

50 60 1 r 1 ■ ■ i' + 1111 111 " 70 80 90 100 110 120 130 140 150 160 170 n Abundance #35122: 2,5-Cyclohexadiene-1,4-dione, 2,5-dihydroxy- $$ p-... 140 .........................

16.20 16.40 16.60 16.80 5000 42 m/ z 56.10 29.44% 71 53 84 iio

0 i ■ ■'11 1II —H | 94 ----- 112 ' I'' '' I ‘' I '''' I' m/z—> Abundance 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 #35123: 2,5-Cyclohexadiene-1,4-dione, 2,5-dihydroxy- 120 ... H.... 16.20 16.40 16.60 16.80 m/ z 89.00 26.33% 42 5000 69

53 84 94 112 0 — ----- TIIT ----- j_______ _ _____ _ _________ ■ ■ ■ ■ । > ■ ■ i ■ ■ 111 ■ ■ ■ ■ । ‘

m/z-> 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 16.20 16.40 16.60 16.80

02387.D HP022102.M Thu Feb 28 08:47:17 2002 Page 12

NYC-WTC_000005061