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GCMS analysis results for sample AD27625, Jan 2002

Machine-extracted title · confidence 95%

Laboratory report documenting GCMS analysis of environmental sample AD27625 conducted on January 3, 2002.

NYC-WTC_000033112–000033127

Folder label: “GCMS X 11/16/01 A 12/18 - 12/20/01

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Scanned page image, NYC-WTC_000033125
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NYC 9/11 Public Portal Document

Library Search Compound Report

Data File : C:\HPCHEM\l\DATA\DEC1901\27625.D Vial: 15 Acq On : 20 Dec 2001 10:39 am Operator: GALOS Sample : gems unknown 11/16 Inst : GC/MS Ins Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\HPCHEM\1\METHODS\NP112701.M (RTE Integrator) Title : 208 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************** * * * * * * * * ** ** * * * *** * * * * * Peak Number 6 2-Pentanone, 4-hydroxy-4-methy Concentration Rank 2

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

7.85 2.48 ng/uL 715748 1,4-Dichlorobenzene-d4 11.87

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 45 2 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 43 3 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 40 4 CH2=CHCH2C(O/OCH3 100 C5H802 003724-55-8 16 Abundance Scan 328 (7.846 min): 27625.D (-) m/ z 43.10 100.00% 4

59 5000 A 101 — 7.40 7.60 7.80 8.00 8.20 53 , 381 I I,• 11 69 83 I ‘ । । m/z 59.10 50.00% m/z-> 10 20 30 40 50 60 8070 90 100 110 Abundance #64274: 2-Pentanone, 4-hydroxy-4-methyl- 43

5000 — —— ........ 59 7.40 7.60 7.80 8.00 8.20 m/z 101.05 17.26% 27 . 1011 m/z—> 10 I I ■ ■ . • i . • ■ ■ I 20 30 i T 40 4950—60 70 80 03 90 100 110 Abundance #3245: 2-Pentanone, 4-hydroxy-4-inethyl- 43 i ........................ — 1 7.40 7.60 7.80 8.00 8.20 5000 59 m/z 58.10 15.09%

............ 31..... ;....... | 73 ri 83 ■ ■ । ■'' • । ■ ■' ■ । ■ ■ • • । ■' • ■ । ■ ■ • ■ । ■ • ■ • i ' ' 1 1 i ' 1 1 1 i 1 1 1 1 i • ■ ■ ■ i ■ 101 । m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #64275: 2-Pentanone, 4-hydroxy-4-methyl- 43 7.40 7.60 7.80 8.00 8.20 m/z 41.10 7.62% 5000 59

15 31 . 101 , ------------- 83 | TIet i ' ' ■ ' i ■ ' ' ■ i ' ' ' ' i ' ' • 1 i ' ' ■ ' i ' Tmmm m/z-> 10 20 30 40 50 60 70 80 90 100 110 7.40 7.60 7.80 8.00 8.20

27625.D NP112701.M Thu Dec 20 11:40:33 2001 Page 6

NYC-WTC_000033125

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NYC-WTC_000033125Source: NYC Law Department, mirrored locally

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