GCMS analysis results for sample AE11932, June 2002

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Laboratory report documenting GCMS analysis of sample AE11932 conducted on June 5, 2002.

NYC-WTC_000013666–000013694

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\l\DATA\052302\11932.D Vial: .12 Acq On : 23 May 2002 6:56 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 11 Methylene Chloride Concentration Rank 13

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

4.52 0.48 ug/L 329956 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 Ethyl Chloride 64 C2H5C1 000075-00-3 2 3 Methylene Chloride 84 CH2C12 000075-09-2 1 4 Ethanol, 2,2-dichloro- 114 C2H4C120 000598-38/9 1 Abundance Scan 245 (4.519 min): 11932.D (-243) (-) m/z 35.10 1/0.00% 35 ""

AW 49 5000 86

52 • 1 ' r1 ■ ■ ' T" ■ ‘ 1 1 r TTI 42 4.20 4.40 4.60 4.80 H 0+ " I"1 ‘ 1" ‘ ‘ I ‘I “ " I ‘ ‘ ‘ ‘ I hmmmm m/ Z 49.10 53.93% mfe-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #111040: Methylene Chloride 49 84

5000 ' • • • i ■ ■ 1 * i ■ ■ ■ ■ i ■ ■ ■ ■ i • • 1 • i 4.20 4.40 4.60 4.80 35 m/z 86.00 38.03%

5 10 15 23 25 30 35 40 45 50 55 60 65 70 75 80 85+ 14 88 2528 32 3841 mHpTHT 152 70 01 miz—> 90 95 Abundance #107943: Ethyl Chloride

• ■ ■ i ■ • ■ 'i ■ ' ■ ■ । ‘ । ■ i 4.20 4.40 4.60 4.80 64 5000 m/z 48.10 31.63%

n/z-> Abundance 0! numna 5 25 1915 TITTH ’Atan 35 49

.. ....................... —— 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 67— "AMAWH4, #12327: Methylene Chloride ■ ■ ■ I ■ ■ ' ■ i ■ ■ ‘ ■ i ■ ' ‘ ■ i ■ ■ 1 ■ i 49 4.20 4.40 4.60 4.80 m/z 52.10 14.08% 84 5000

88 14 18 24 2831 353841 ]| ,$2 70 0 t»। i > t > । ri »111 r i t j i i r»tttrrgti ft 11141/1/17414 TTmmmmmmoguHt -P 1 ‘ l 1 ■ > rf m/z—> 5 10 15 20 25 3035404550556065 70 75 80859095 4.20 4.40 4.60 4.80

11932.D 052202.M Wed May 29 09:51:37 2002 Page 14

NYC-WTC_000013685

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NYC-WTC_000013685Source: NYC Law Department, mirrored locally

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