GCMS sample analysis results, AE11907, June 4, 2002

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

NYC-WTC_000012989–000013013

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\11907.D Vial: 14 Acq On : 23 May 2002 12:25 am 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 7 2-Imidazolidinone Concentration Rank ' 8

R.T. EstConc Area Relative to ISTD R.T. 3.98 0.82 ug/L 477760 1,4-Dichlorobenzene-d4 9.90

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 2-Imidazolidinone 86 C3H6N20 000120-93-4 7 2 l-Buten-3-yne, 1-chloro-, (Z)- 86 C4H3C1 020374-90-7/7 3 Crotonic acid 86 C4H602 003724-65-0 5 4 Isocrotonic acid 86 C4H602 000503-64-0 5 Abundance Scan 154 (3.984 min): 11907.D (-151) (-) m/z _ 86.00 to.00% 85

51 5000] 43 ■ । ■ ■ ■ * । ■ ■' ■ । ■ • • • । ■ ■ ■ ■ । ■

37 58 3.60 3.80 4.00 4.20 4.40 | 40 | mm m/z 51.10 63.23%

A Of “ i' ■ • ■ I' " ■ i “ “ i “ • ‘ i ■ “' i" ■ ■ I ‘n ■ l" ‘ i' • ■ 1 11'11' 1111 niz-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #108253: 2-Imidazolidinone 30 86

5000 ‘ i • ■ ■ ' i ■ ■ • ■ i ■ ■ ■ ■ i • ' ■ ■ i ■ ■

3.60 3.80 4.00 4.20 4.40 42 m/z _ 49.10 50.89% 27 miz-> 5 39, 01TTTTTTTTTTTWTTTTTH NHHt .545s.. 71.. - 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #12406:1-Buten-3-yne, 1-chloro-, (Z)- 51 86 3.60 3.80 4.00 4.20' 4.40 5000 m/z 43.10 32.06% wMMaMtj iz-> 5 26 30 37 43 48 O+ TTTTTTTTTTOPTNTTTTTTTHT , umHnpmgmmmmpmm 6063 7174 83, 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 #9 Abundance #116766: Crotonic acid ' i • ■ ■ ■ i ■ ■ 1 1 I ' ‘ 41 85 3.60 3.80 4.00 4.20 4.40 m/z 85.00 19.72% 5000] 69 27 3& 45 15

iz-> 0 +12.18,.2413134 ...................... 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80pm85 90 95 11' i"111'1' 3.60 3.80 4.00 4.20 4.40

11907.D 052202 .M Tue May 28 12:14:21 2002 Page 10

NYC-WTC_000013003

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NYC-WTC_000013524

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