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GCMS analysis results, sample AE02719, March 2002

Machine-extracted title · confidence 68%

Gas chromatography-mass spectrometry analysis of sample AE02719 performed March 5, 2002, reporting other unknown compounds and surrogate 2,4-DDD recovery data.

NYC-WTC_000010987–000011006

Folder label: “GCMS X 2/5/02 A 2/28/02

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NYC 9/11 Public Portal Document

Library Search Compound Report • Data File : C:\MSDCHEM\l\5973N\02FEB28\02719.D Vial: 4 Acq On : 28 Feb 2002 5:10 pm Operator: Sample : 508 scan Inst : Instrumen Mise : February 2 8, 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 8 DEUTEROACETONE Concentration Rank 11 R.T. EstConc Area Relative to ISTD R.T. 9.89 0.04 ug/L 13348 1,4-Dichlorobenzene-d4 9.72 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 DEUTEROACETONE 59 C3H5DO 004468-52-4 4 2 Acetamide (CAS) $$ Ethanamide $$... 59 C2H5NO 000060-35-5 2 3 Formamide, N-methyl- (CAS) $$ N-... 59 C2H5NO 000123-39-7 2 4 Acetamide (CAS) $$ Ethanamide $$... 59 C2H5NO 000060-35-5 2 Abundance Scan 577 (9.888 min): 02719.D (-) m/z 59.10 100.00% 59

5000 45 84 9.60 9.80 10.00 10.20 01 m ——8148417 I ‘ * I ‘‘11 “ ’ * I I ’ “ • I * •' * 14 ” * I m/z 83.80 26.00%

Mr( i " i m/z-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 Abundance #587: DEUTEROACETONE 43 M Mi 5000 59 I * ‘ ‘ 1 1 • ‘ ‘ I ’ ” ‘ I ' * 9.60 9.80 10.00 10.20 m/z 45.00 24.42% 31 39 । 16 O' TPTDTTTT l"“i" ... i “ > ‘ i" ■ ■ i ■ ■" i ‘ ■ i iz-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 Abundance #639: Acetamide (CAS) $$ Ethanamide $$ Acetic acid amide $... 44 59 15 9.60 9.80 10W 10.20 5000

5Mmm 12 1 2730 Of 11'1' I'''1' 111' I ■■ ■ ■ ।■ ■ ■ ■ । ■ ■ ■■ । ■ “ ■ । ■■“ i • ■ ■ ■।■ ■ ■

miz-> 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 Abundance #628: Formamide, N-methyl- (CAS) $$ N-methylformamide $$ M... 30 59

5000

15 27 4144 , 0 npomepuidtua - 1 I ■, i [.. i,! 11111 ■. ■ 111. u । > 11 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90

02719.D HP022102.M Fri Mar 01 10:07:35 2002 Page 10

NYC-WTC_000011000

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NYC-WTC_000011000Source: NYC Law Department, mirrored locally

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