GCMS analysis results, sample AE12324, June 2002

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Gas chromatography mass spectrometry results for sample AE12324 including surrogate recovery data analyzed on June 7, 2002.

NYC-WTC_000014303–000014329

Folder label: “GCMS X 5/24/02 A 5/29/02”

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NYC 9/11 Public Portal Document Library searen compound Report Data File : C:\MSDCHEM\1\DATA\052902\12324.D Vial: 12 Acq On : 29 May 2002 7:03 pm Operator: McLean Sample : gc/ms scan 5/24 fb 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 10 Acetoacetic acid, 1-thio-, . Concentration Rank 12 R.T. EstConc Area Relative to ISTD R.T. 4.39 0.40 ug/L 266868 1,4-Dichlorobenzene-d4 9.90 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Acetoacetic acid, 1-thio-, S-all... 158 C7H10O2S 015780-65-1 8 2 Propiolonitrile 51 C3HN 001070-71-9 3 3 l-Propyn-3-ol 56 C3H40 1000222-14-3 2 4 2-Butyne-1,4-diol, diformate 142 C6H604 036677-73-3 2 Abundance Scan 223 (4.390 min): 12324.D (-220) (-) m/z 43.10 7100.00% 43 51

5000 88

4.00 4.20 4.40 4.60 4.80 01 *71444144441444 - m/z 51.10 73.86% i “ “ i ■ “ • i “ •11 • “ • i ■1 ■ ■ i ■ “ ■ i ‘ ' ■ i" m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 Abundance #4034: Acetoacetic acid, 1 -thio-, S-allyl ester 43

5000 27 4.00 4.20 4.40 4.60 4.80 69 m/z 48.10 43.98%

"MMw4, 59 85 125 158 01 ■ ■ i ■ • '' I “ ' ‘ I “ “ I " " I ' I “ “ I' “ ‘ I ■''11 ‘' mtz—> 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 Abundance #12371: Propiolonitrite 51 ‘ I ' ■ ‘ ' I ' 1 ' ‘ I ' ' ' ' I ' ‘ ' I ‘ ' 4.00 4.20 4.40 4.60 4.80 5000: m/z 88.00 40.87%

m/z-> 12 01 - 25 -rellpean) 38 i । 1 । ■ i ■" ■ । 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 i ■ • ■' । ■ ■ • ■ । । ■ i1 ■ ■11 ■ ■ • ■ । ■ Mhamm/pA. Abundance #356:1-Propyn-3-ol ' I ' ‘ ' ■ I ' ' ' ■ I ‘ ' ' I ' 1 ' ' I ‘ ' 23 4.00 4.20 4.40 4.60 4.80 m/z 38.10 37.34% 39 5000 55 W 0 ■ ■ i “ “ i ■ ‘ 1’1 i ■ "' i1" ■ i' “ ' i “ ■ ■ i ■ “ ■ I ■ " • i “ ■ ■ i •' “ i ‘ • i “ “ i “ ■ ■ i “ • ■ i' ■ /z—> 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 4.00 4.20 4.40 4.60 4.80

12324.D 052202.M Mon Jun 03 10:52:12 2002 Page 13

NYC-WTC_000014320

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NYC-WTC_000014320Source: NYC Law Department, mirrored locally

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