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GCMS analysis results for sample AD24493, Nov 2001

Machine-extracted title · confidence 100%

Laboratory report documenting GCMS analysis of sample AD24493 with detection of unknown compounds on November 13, 2001.

NYC-WTC_000068647–000068658

Folder label: “508 Scan X 10/16/01 A 11/5/01

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Scanned page image, NYC-WTC_000068656
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OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

Library Search Compound Report

Data File : C:\HPCHEM\1\DATA\NOV0501\24493.D Vial: 3 Acq On : 5 Nov 2001 1:13 pm Operator: 209 GALOS Sample : gc/ms unknown Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params; LSCINT.P

Quant Method ; C:\HPCHEM\1\METHODS\NP103001.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. 7.69 1.75 ug/1 283015 1,4-Dichlorobenzene-d4 11.71 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 2-Pentanonp< 4-hydroxy-4-methy1- 116 C6H12O2 000123-42-2 38 2 Acetic d, 1,1-dimethylethyl este 116 C6H12O2 000540-88-5 33 3 2-Pro^ •ol, 2-methyl- 74 C4H10O 000075-65-0 17 4 Acetprne 58 C3H6O 000067-64-1 9 Abundance Scan 288 (7.690 min): 24493.D (-) m/z 42.95 100.00%

59 253 101 7.40 7.60 7.80 8.00 Tl/Z-> . ............. 10 20 30 40 ..Mr. 50 60 83 ' I ' ' ' ' I ' ' ' ' I ' 70 80 90 I I ' ' ' ' I 100 110 m/z 59.05 51.35% Abundance #64274: 2-Pentanone, 4-hydroxy-4-methyl- 4(3

5000 59 7.40 7,60 7.80 8,00

27 101 I I ^7... II I ' ' ' ' I ' ' ' ' I 8.3 ''' ' ' I ' - Ti/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #3292: Acetic acid, 1,1-dimethylethyl ester 4(3

■'' I' ''' I I... I 7.40 7.60 7.80 8.00 253 57 m/z 58.05 16.87% 101 15 27 ' ' I ' ' ' ' I ' ' ‘' I ' ' ' ' I I ' I ' ' ' ' I ' ' ' ' I ' ' ' ' I ' ' ' ‘ I ' ' ' ' I ■n/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #62572: 2-Propanol, 2-methyl- ' I ' ' ' 58 7.40 7.60 7.80 8.00 m/z 41700 7.58%

5000 31 41

2? —|-T-T-1—I—]—T-r-rT—f- ' I ' ' ' ' I ' ‘ ' I ' ' ' ' I ' ' ' ' i ‘ ‘ I ■n^-> 10 20 30 40 50 60 70 80 90 100 110 7.40 7.60 7.80 8.00

24493.D NP103001.M Fri Nov 09 12:15:33 2001 Page 2

NYC-WTC_000068656

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NYC-WTC_000068656Source: NYC Law Department, mirrored locally

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