GCMS analysis results for sample AE03252, March 2002

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Laboratory report documenting gas chromatography-mass spectrometry analysis of environmental sample AE03252 conducted on March 15, 2002.

NYC-WTC_000006226–000006245

Folder label: “GCMS X 2/12/02 A 3/01/02”

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NYC 9/11 Public Portal Document

Data File: C:\MSDCHEM\1\5973N\02MAR01\03252.D Vial: 7 . Acq On : 1 Mar 2002 8:57 pm Operator: Sample : 508 scan Inst : Instrumen Mise : March 1, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\MSDCHEM\1...\HP022102.M (RTE Integrator) Title : 508 scan method Library : C:\DATABASE\WILEY7N.L ********************************************************************* Peak Number 7 4H-Pyran-4-one, 2-ethyl-3-h... Concentration Rank 10 R.T. EstConc Area Relative to ISTD R.T. 16.55 0.05 ug/L 39417 Acenaphthene-dl0 18.33 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 4H-Pyran-4-one, 2-ethyl-3-hydrox... 140 C7H803 004940-11-8 32 2 Pyrimidinetetramine- $$ Pyrimidi... 140 C4H8N6 001004-74-6 9 3 2 METHYL THIO 5 METHYL PYRAZINE 140 C6H8N2S 000000-00-0 9 4 Pyrazine, 2,5-dimethyl-, 1,4-dio... 140 C6H8N2O2 006890-38-6 9 Abundance Scan 1167 (16.548 min): 03252.D (-) m/z 140.10 100.00% 140

5000 71

43 56 89 122 172 ....... 11...... 16,20 16,40 16.60 16.80 OTT > । i ■ ■ II..... ..... | I 1 ' ‘ ' 1 1 tir 1 ' 1 1 1 1 1 I ' 1 1 ' I 1 1 ' ' 1 1 m/ Z 71.10 47.29% m/z-> 40 50 60 70 80 90 100 110 120 130 140 150 160 170 Abundance #35348:4H-Pyran-4-one, 2-ethyl-3-hydroxy- (CAS) $$ Ethyl... 140

5000 43 71 1 ' i' ' 1 1 i 1 1 L 16.20 16.40 16.60 16.80 1 ■ i ■ ■ ' 1 i 1

55 97 125 m/Z 138.10 34.49%

0- ‘‘1111111-"-111111111-1111111111111111111111111111 1_______________ 1 ■1 > ।' 111 i1 '1 1 i1 111 11 niz-> 40 50 60 70 80 90 100 110 120 130 140 150 160 170 Abundance #35040: Pyrimidinetetramine- $$ Pyrimidine, 2,4,5,6-tetraa... 140 ........ I......... 16.2Cl 16.40 16.60 16.80 5000 m/z 172.20 33.52% 44 71 123 86 96 112

miz-> 0- ...40H........ I 50 60 70 80 90 100 110 120 130 140 150 160 170 ■ ■ i'11' i'1 ■ ■ i11 ‘' i ■ 11 ■ i ■11 ■ i ■

Abundance #35181: 2 METHYL THIO 5 METHYL PYRAZINE 140 16.20 16.40 16.60 16.80 m/ z 89.00 33.40%

5000 66 94 57 84 | 107 73 0 ...................| - It- i1' ■ ■ i 1 ■ ■ ■ i ■ ■ ■ ■ i' ■ n/z-> 40 50 60 70 80 90 100 110 120 130 140 150 160 170 16.20 16.40 16.60 16.80

33252.D HP022102.M Mon Mar 04 12:33:55 2002 Page 9

NYC-WTC_000006238

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