GCMS analysis results for sample AD29522, Feb 2002

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GCMS analysis report for sample AD29522 listing unknown compounds and surrogate recovery data from February 8, 2002.

NYC-WTC_000036779–000036797

Folder label: “GCMS X 12/7/01 A 1/2/02”

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NYC 9/11 Public Portal Document Library Search Compound Report Data File : C: \MSDCHEM\1\5973N\02FEB01\29522.D Vial: 4 Acq On 1 Feb 2002 1:04 pm Operator: Sample : 508 scan Inst : Instrumen Mise : February 1, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\MSDCHEM\1...\SCANS08.M (RTE Integrator) Title : 508 scan method Library : C:\DATABASE\WILEY7N.L ********************************************************************* Peak Number 8 2-METHYTHIO-3-METHYL PYRAZINE Concentration Rank 9 R.T. EstConc Area Relative to ISTD R.T.

16.55 0.05 ug/L 31444 Acenaphthene-dl0 18.34

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-METHYTHIO-3-METHYL PYRAZINE 140 C6H8N2S 002882-20-4 9 2 2,5-Cyclohexadiene- 1,4-dione, 2,... 140 C6H404 000615-94-1 9 3 2,5-Cyclohexadiene- 1,4-dione, 2,... 140 C6H4O4 000615-94-1 9 4 Pyrazine, 2-methyl-3-(methylthio... 140 C6H8N2S 002882-20-4 9 Abundance Scan 1154 (16.549 min): 29522.D (-) m/z 140.20 100.00% 140

5000 56 71 43 122 172 -........... 84 16.20 16.40 16.60 16.80

miz-> 0 TTITTTTTEETTT ... .. LH 111611111111 • ■ j > - 30 40 50 60170 80 90 100 110 120 130 140 150 160 170 T-rp m/z 71.10 34.34% Abundance #35180: 2-METHYTHIO-3-METHYL PYRAZINE 140

5000 107 125 16.20 16.40 16.60 16.80 ‘ ' 42 84 m/ z 138.20 31.02% 66 98 -H 011 ■ ■ ■ ■ ।1 —— ....... II|........................ Tj-n-n-p-r111111 111 " ' i ‘ ' i' ■ " i " " i' miz—> 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 Abundance #35123: 2,5-Cyclohexadiene-1,4-dione, 2,5-dihydroxy- 1-0 ’ ,1/1/1/"/*1/1//11/1/1.8.T i-TT-j-n-pr 16.20 16.40 16.60 16.80 42 m/z 56.10 29.72% 5000 69 53 84 94 112

miz—> I 0 i' “ 11 -Inmmmmm 1111111018 TTp- a) 40 50 60 70 80 90 100 110 120 130 140 150 160 170 i -rm-p-t ’ [11111111111

Abundance #35122:2,5-Cyclohexadiene-1,4-dione, 2,5-dihydroxy- $$ p-... 140 16.20 16.40 16.60 16.80 ‘ ‘ ‘ m/z 172.20 26.10%

5000 42 71 53 84 112 > , . 1111 11 + 94 0-1111’11’ T-rp- - • ■i»• • ‘ i • > • • । Immmmm mfe-> 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 16.20 16.40 16.60 16.80

29522.D SCAN508.M Mon Feb 04 08:41:11 2002 Page 10

NYC-WTC_000036792

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NYC-WTC_000036792Source: NYC Law Department, mirrored locally

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DEP GCMS data table, Jan-Feb 2002 · Box DEP Box 12

NYC-WTC_000003981

Multi-page laboratory data sheet containing sample analysis results and metadata for DEP GCMS records from January to February 2002.

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