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GCMS analysis results for sample AE08681, April 23, 2002

Machine-extracted title · confidence 100%

GCMS laboratory report for sample AE08681 analyzed on April 23, 2002, by analyst DLV.

NYC-WTC_000048846–000048856

Folder label: “GCMS X 4/11/02 A 4/15/02

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Scanned page image, NYC-WTC_000048854
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OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

Library Search Compound Report

Data File : C:\HPCHEM\l\DATA\APR1202\8681.D Vial: 13 Acq On : 15 Apr 2002 7:50 pm Operator: Sample : gc/ms scan 4/11 Inst : 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\HPCHEM\1\METHODS\GCMS0412.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 2 2-Pentanone, 4-hydroxy-4-methy Concentration Rank 1

R.T. EstConc Area Relative to ISTD R.T. 8.21 6.19 ug/1 859703 1,4-Dichlorobenzene-d4 12.23

Hit# of 5 .Tentative ID MW MolForm CAS# Qual

1 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 50 2 Acetic acid, 1,1-dimethylethyl este 116 C6H1202 000540-88-5 33 3 Acetic acid, cyano-, 1,1-dimethylet 141 C7H11NO2 001116-98-9 17 4 3-Hydroxy/2-pentanone 102 C5H10O2 003142-66-3 9 Abundance Scan 344 (8.206 min): 8681 .D (-) m/z 42.95 100.00% 43 59 5000 101 .... J 7.80 8.00 8.20 8.40 8.60 374 1 '• ■. 153,4 69 83 ’1*4 ‘ 4 I • * • ’ I * » ’ ‘ { 4 • ■ 111 * m/z 59.05 51.78% nz-s 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #64275:2-Pentanone, 4-hydroxy-4-methyl- 43

5000 59 7.80 8.00 8.20 8.40 8.60 m/z 101.05 21.82% 15 31 — 101 | I 83 | TTH 1 ■ ■ i i ■ ‘ ■ ■ i ■ ■ ■ ■ i ' ■ i ■ ■ ‘ 11 ■ ■ ■ ‘ i ■ ■ ■ ■ i ‘ 1 ' ' i ' ■ miz-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #3292: Acetic acid, 1,1 -dimethylethyl ester 43 . a ... 7.80 8.00 8.20 8.40 8.60 5000 57 m/z 58.05 17.02% 101 15 27 । f + 11tir 1112/—mnmnan’uunl—umun—t—rr tnlz~> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #7666: Acetic acid, cyano-, 1,1-dimethylethyl ester 59 7.80 8.00 8.20 8.40 8.60 m/z 41.05 7.70% 5000 41

m/z—> • । * • • * । 1 < ^*। •1 10 20 30 40 + 50 60 68

70 l ■ ■ ■ ‘ i ■ • ■ ‘ i ■ ‘ 80 90 ■ i ■ ■ ' • i ■ ■ • ■ i • 100 110 120 126 ' 130' i ■ ■ ■ • i ■ ■ ■■i■■■ ■ rr 7.80 8.00 8.20 8.40 8.60

8681.D GCMS0412.M Tue Apr 16 15:42:18 2002 Page 2

NYC-WTC_000048854

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NYC-WTC_000048854Source: NYC Law Department, mirrored locally

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