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← Document results/DEP Box 18/GCMS X 5/14/02 A 5/17/02
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GCMS quantitation results for sample AE10246, May 2002

Machine-extracted title · confidence 90%

Laboratory report of GCMS analysis for sample AE10246 conducted on May 28, 2002.

NYC-WTC_000024871–000024882

Folder label: “GCMS X 5/14/02 A 5/17/02”

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NYC 9/11 Public Portal Document Library Search Compound Report

Data File : C:\MSDCHEM\1\DATA\020516\10246.D Vial: 22 Acq On : 17 May 2002 6:05 am Operator: Nefliu Sample : sample Inst Instrumen Mise Multiplr: 1.00 MS Integration Params: rteint.e

Quant Method : C:\MSDCHEM\1\METHODS\SCAN020507.M (RTE Integrator) Title : Method 508 GC/MS Scan Library : C:\DATABASE\nist98.1 ********************************************************************* Peak Number 1 2-Pentanone, 4-hydroxy-4-me... Concentration Rank 1

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

6.15 21.20 ug/1 1114220 1,4-Dichlorobenzene-d4 11.38

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 83 2 2 - Pentanone , 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 56 3 2-Pentanone, 4-hydroxy-4 -methyl- 116 C6H1202 000123-42-2 40 4 Formamide, N,N-diethyl- 101 C5H11NO 000617-84-5 9 Abundance Scan 523 (6.152 min): 10246.D (-517) (-) m/z 43.05 100.00% 43

5000 59

101 ' 1 i ■ ■ ■ ■ I ■ ■ ' ' i ■ ■ ■ ■ i ■ ■ ■ ■ i ■ 580 6.00 6.20 6.40 67 77 83 , | mfz—> - 10 .. 2000030 30 40 —T+ f 1 1 1 1 ‘ 50 60 70 80 53 , 1 1 i 1 1 i ' । ■ 1 1 1 । '1 1 1 । 1 90 100 110 m/z 59.10 49.32% Abundance #109755:2-Pentanone, 4-hydroxy-4-methyl- 43

5000 59 580 6.00 6.20 6.40 m/z 58.10 20.34% 15 101

n/z-> IIITT 10 20 —2631.38,1 30 40 53., PH+ 50 60 l > ' ■ • । ■ • • > । 70 80 83 ‘ । 90 , | ■ i । > ■ < < j । 100 110 Abundance #109756: 2-Pentanone, 4-hydroxy-4-methyl- 43 580 6.00 6.20 6.40 5000 59 m/z 101.10 15.21%

22 — 93 101| m/z-> 12,31.38,* 10 20 30 40 50 60 83 i ' ■ ■ ■ i ' ' ' ' i ............. . 70 80 90 100 i । ■ । ' 110 Abundance #5851:2-Pentanone, 4-hydroxy-4-methyl- ---------------------------- 43 580 6.00 6.20 6.40 m/z 41.10 7.18% 5000 59 101

/z—> .10. 127,32..38, 20 30 40 48 53, Bi ' I 50 67 72 77 83 91 96, | I ' ■ ■ ■ i r ■ 1 ■ i ' ' ■ ■ i ' ' ■ 1 i 1 ■ ■ ■ i ■ 60 70 80 90 100 110 TIIC—d—OnTRTT 5.80 6.00 6.20 6.40

10246.D SCAN020507.M Fri May 17 10:48:18 2002 Page 3

NYC-WTC_000024877

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NYC-WTC_000024877Source: NYC Law Department, mirrored locally

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