GCMS sample analysis results, AE11901, June 4, 2002

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Laboratory report presenting analytical results for target compounds and surrogate recovery data for water sample AE11901.

NYC-WTC_000012852–000012880

Folder label: “GCMS X 5-21-02 A 5-22-02”

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NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\MSDCHEM\l\DATA\052202\11901.D Vial: 8 Acq On : 22 May 2002 7:31 pm Operator: Mclean Sample : 5/21 ad Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\1\METHODS\050102.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L Peak Number 6 Methylene Chloride Concentration Rank 2 R.T. EstConc Area Relative to ISTD R.T. 3.92 2.83 ug/L 1907180 1,4-Diehlorobenzene-d4 9.90 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Methylene Chloride 84 CH2C12 000075-09-2 9/ 2 Propiolonitrile 51 C3HN 001070-71-9 3 3 Methylene Chloride 84 CH2C12 000075-09-2/2 4 Methylene Chloride 84 CH2C12 000075-0972 2 Abundance Scan 143 (3.919 min): 11901.D (-141) (-) m/z 51.10 100.00% 51

5000 39 70 86 -■ ' ‘ I ■ ‘ ' ' I ‘ ‘ r| । > ■ । | 1 1 i ■ | 36 3.60 3.80 4.00 4.20 | 58 m/z 49.10 74.12%| 01 ‘ I‘+++I+‘‘‘1‘‘+‘1‘++/2‘‘‘+1*’* Tn——mmm—220n *" 11"' I'' “I • i ‘1 • ■ i ‘ “ n/z-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #12327: Methylene Chloride 49 84 5000 ■ ■ ■ i ■ ■ ■ ■ i- • ■ ‘ ■ i ‘ ■ i ■ • ■ • i 3.60 3.80 4.00 4.20 m/z 86.00 30.67% 14 18 24 2831 353841 0 “IpHppTHHp 152 || ________ 70______ , 88 mfz-> I 1■ 'i11''i■" ‘ । ■1■■ ।1'1 ■।■'1 • ।111 - 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 + Abundance #12371: Propiolonitrile 51 ■ ' ‘ I ‘ ‘ ‘ * I ■ ‘ ‘ 1 I 1 ‘ ‘ ■ I ‘ ‘ • I 3.60 3.80 4.00 4.20 5000 m/z 70.00 27.64%

niz-> 01 5 +12 .18,.3728,32.,38,,11,47. 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 i> *।** * *i•* * *। “ * *। “ *11 *' * * i * * * ‘ । **“ i * * * * i * * *

Abundance #111039: Methylene Chioride ■ ■ i 1 ■ • ‘ i7 ■ II.8 49 3.60 3.80 4.00 4.20 m/z 86 90 27.00' 84 5000 Akani It 0 ■ ■ i “' ■ i “ ■ ■ i ■" ■ i “ “ i “2831 3538 43 ,12 57 TTNuap 67 71 77 . 88 H " 11" rft ■ 111111 > । > 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

11901.D 052202.M Tue May 28 12:05:37 2002 Page 9

NYC-WTC_000012865

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NYC-WTC_000012865Source: NYC Law Department, mirrored locally

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GCMS analysis results for sample AE11928, June 2002 · Box DEP Box 15

NYC-WTC_000013496

Laboratory report documenting GCMS analysis of sample AE11928 conducted on June 4, 2002.

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