GCMS sample analysis results, AE11902, June 3, 2002

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Laboratory report presenting analytical results for target compounds and surrogate recovery data for water sample AE11902.

NYC-WTC_000012881–000012907

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\11902.D Vial: 9 Acq On : 22 May 2002 8:20 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 5 2-Butenal, 3-methyl- Concentration Rank 6 R.T. EstConc Area Relative to ISTD R.T. 3.92 1.86 ug/L 1197110 1,4-Dichlorobenzene-d4 9.90 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 2-Butenal, 3-methyl- 84 C5H80 000107-86-8 4 2 4H-1,2,4-Triazol-4-amine 84 C2H4N4 000584-13-4 4 3 Perdeuterobenzene 84 C6D6 001076-43-3 4 4 Dicyandiamide 84 C2H4N4 000461-58-5 4 Abundance Scan 143 (3.919 min): 11902. D (-141) (-) m/z 84.00 /100.00% 84

5000 48 37 41 58 ■ 1 ' I ‘ ' I ■ ' • ' I ' ' ■ ‘ I ‘ ■ I

+ J- i i i > ] i i I: | i i : i [ i i i i ] i i i i | J I I | | i i I Hr 3.60 3.80 4.00 4.20 01 ‘ ‘ I ‘ ‘ ‘ * I 1 ' ’ ’ I • ‘ ’ * I ' ‘ 1 1 1 1 ‘ 1 1 1 ' 1 1 1 1 1 ‘I m/z 48.10 28.13%

A/MMm 5 10 15 20253035404550556065 70 75 808590 Abundance #116598:2-Butenal, 3-methyl- 84

5000 55 ■ 1 ■ i ■ ■ ‘ । ■ ■ ' ' । ■ ■ ■ ■ । ‘ ■ i 41 3.60 3.80 4.00 4.20 m/z 37.10 24.63% 50 . 65 69 tnfz-> 0 5 111!, ■ ■ 7| 1. 11 111!! 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 »“'I' ■ ■ I j < »I ■ ■ ■ ■ l. ■ Hmm Abundance #107976:4H-1,2,4-Triazol-4-amine 28 84 • ■ 11 ■ 1' ■ । ■ 1 ■ ■ i ■ ■ ■' । ■ ‘ ■ ■ । 3.60 3.80 4.00 4.20 5000 m/z 39.00 19.88%

18 42 69 0 _ ..... |.. 25 111 ri n t. u j j 11! 1111 j j 11 31 3639 145 53 57 - i f»1111H |41H j»।» ■ i»>" t»»■. ।■ ।।. 111. ।।,... ।, hpm miz-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 Abundance #33650: Perdeuterobenzene 171 84 3.60 3.80 4.00 4.20 m/z 50.00 19.88% 5000

42 52 56 uA."MMMpsals 12 18 24 28, 38... 48, 62 66 0 • > I • • • • 1 > “ • ] • m l < • “ J »• I • J * * * ■ |»11»J • I»• | m • J < I • 11 1TNt 72 76 80 Im ■ ■ i ■ ■ ■ 1 i ' ■ • • i ■ • ■ • i ■ ■ ■ ■ i m/z—> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 3.60 3.80 4.00 4.20

11902.D 052202.M Tue May 28 12:06:36 2002 Page 8

NYC-WTC_000012893

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GCMS sample analysis results, AE11907, June 4, 2002 · Box DEP Box 15

NYC-WTC_000012989

Laboratory report presenting analytical results for target compounds and surrogate recovery data for water sample AE11907.

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