GCMS analysis results for sample AE10815, May 2002

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Gas chromatography-mass spectrometry report for sample AE10815 showing detection of unknown compounds and surrogate recovery.

NYC-WTC_000046094–000046111

Folder label: “GCMS X 5/7/02 A 5/15/02”

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NYC 9/11 Public Portal Document

Data File : C:\MSDCHEM\1\DATA\051402\10815.D Vial: 25 Acq On : 15 May 2002 9:55 am Operator: Mclean Sample : 5/7 kb Inst Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\l\METHQDS\050102.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L ********************************************************************* Peak Number 2 Acetic acid, dichloro-, eth... Concentration Rank 6

R.T. EstConc Area Relative to ISTD R.T.

3.75 0.25 ug/L 260091 1,4-Dichlorobenzene-d4 9.94

Hit# Of 5 Tentative ID MW MolForm CAS# Qual

1 Acetic acid, dichloro-, ethyl ester 156 C4H6C12O2 000535-15-9 4 2 4-Penten-2-one, 4-methyl- 98 C6H10O 003744-02-3 2 3 2-Propanone, 1,1 -dichloro- 126 C3H4C12O 000513-88-2 2 4 Acetic acid, dichloro-, ethyl ester 156 C4H6C12O2 000535-15-9 2 Abundance Scan 115 (3.755 min): 10815.D (-105) (-) m/z 43.10 100.00% 43

5000 MMMVww Mwaorv/ J 35 59 83 3.40 3.60 3.80 4.00 4.20 Ol —TTT+ ■ ''H1 ■' A ■11 ■ ।'11111' ।' ■111 ■'1' ।''1' । ‘ i 1 1 1 ' r 1 1 ' i ■ 1 1 1 i m7z 83.00 8.37% m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 Abundance #108006: Acetic acid, dichloro-, ethyl ester 23

/_____ 5 A A * AA A A A A A /w 5000 Tl l i ii । i r ( । । । i T । i । । । । ।

3.40 3.60 3.80 4.00 4.20 m/z 50.00 7.86% 15 49 — 83 41 . । 57 65 76 |i 93100 111 123130 140 154 ol - TT m/z--> 10 :20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 Abundance #6927: 4-Penten-2-one, 4-methyl- 43 3.40 3.60 3.80 4.00 4.20 5000 m/z 85.00 7.10%

83 -PP4+ +TT—T55.63 "IT 70 29 -sc | 91 98 01 ■ ir'' ■ 11 ' ■111 11 r i1 ‘ ■ i1 ■ ■ ■ i11 ■ ■ ir ■111' ■1' i1 ■

m/z--> 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 Abundance 43 #109152: 2-Propanone, 1,1-dichloro- m—A-r 3.60 3.40 —A-AAA4AM-A, A 3.80 4.00 4.20 m/ z 37.00 7.07%

5000

27 — 76 83 91 .1 30 50 63 111 126 0 I < I I I I I I * I I 11 " I I I I r I i —PPTT’ m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160

10815.D 050102.M Thu May 16 14:17:26 2002 Page 6

NYC-WTC_000046104

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