GCMS analysis results for sample AE12092, June 2002

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Laboratory report documenting GCMS analysis of sample AE12092 conducted on June 5, 2002.

NYC-WTC_000013603–000013623

Folder label: “GCMS X 5/22/02 A 5/23/02”

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NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\MSDCHEM\1\DATA\052302\12092.D Vial: 13 Acq On : 23 May 2002 7:45 pm Operator: Mclean Sample : 5/22ad Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\1\METHODS\052202.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L ************* * ******************************************************* Peak Number 4 Methylene Chloride Concentration Rank 5 R.T. EstConc Area Relative to ISTD R.T. 3.91 1.23 ug/L 773684 1,4-Dichlorobenzene-d4 9.90 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Methylene Chloride 84 CH2C12 000075-09-2/ 2 2 Methylene Chloride 3 Methylene Chloride 84 CH2C12 84 CH2C12 000075-09- 000075-09- 22 22 4 Methylene Chloride 84 CH2C12 000075-09- 2 2 Abundance Scan 141 (3.908 min): 12092.D (-139) (-) m/z 84.00 100 .00% 49 84

5000] 41 87 58 3.60 3.80 4.00 4.20 । 44 01 • 11 • • * ■ i* ■ ■ *: । *•■•: ।*•* *।I *■■'t••■ ■i1 ■ ■■ i ■' “ i ■ “ ■ i “ " i “ ■ I’ Tyrm-p-r m/z 49.10 94.50% mfe-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #111041: Methylene Chloride 49 84 5000 ' ■ • i • ■ ■ ■ i ■ ■ ■ ■ i ■ - ■ ■ i ■ • • • i

3.60 3.80 4.00 4-20 46 m/z 41.05 42.72% 2629 41 88 tnfz-> fl- 111'11 '111' ‘.11 ■ '■ I'"11'1111‘11 '1111 ■ 111111

Abundance 52 59 65 TTpnmtgunpott 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 #111040: Methylene Chloride 49 73 77 —mpm wVAMkus 84 i ' ' ' ' I ' ' 1 ' f 3.60 3.80 4.00 4.20 5000 m/ Z 86.90 39.16 35

2,12841.. +2 88

miz-> 14 2528 32 01 ’’1’8-HpTWTTRTp 70 TIU01W22—TB—m*pmBput 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 + Abundance #111039: Methylene Chloride 49 3.60 3.80 4.00 4.20 m/z 88.00 32.69% 84 5000

88 w/"Mulw 2831 3538 43 1T52 57 67 71 77 . 0 irayttanpaaapanangenasyeanapamb t- m/z-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 3.60 3.80 4.00 4.20 111

12092.D 052202.M Wed May 29 09:52:17 2002 Page 7

NYC-WTC_000013614

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NYC-WTC_000013614Source: NYC Law Department, mirrored locally

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