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GCMS analysis results for sample A024874, Nov 2001

Machine-extracted title · confidence 100%

Laboratory report documenting GCMS analysis of sample A024874 identifying unknown compounds on November 19, 2001.

NYC-WTC_000068954–000068966

Folder label: “GCMS Scan X 10/17/01 An 11/6/01

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NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\HPCHEM\1\DATA\NOV0501\24874.D Vial: 23 Acq On : 6 Nov 2001 10:23 am 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 3 2-Pentanone, 4-hydroxy-4-methy Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T. 7.70 0.78 ug/1 141298 1,4-Dichlorobenzene-d4 11.72 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 2-Pentanone, -hydroxy-4-methyl- 116 C6H12O2 000123-42-2 53 2 Acetic acid/ 1,1-dimethylethyl este 116 C6H12O2 000540-88-5 23 3 Acetone 7 58 C3H6O 000067-64-1 10 4 Morpholi/fe, 4-methyl - 101 C5H11NO 000109-02-4 9 Wxindance Scan 290 (7.704 min): 24874.D (-) ra/z 42.95 100.00% 40 rrJ^uVr.11 ■I

59 5000

101 =T=Ff=j=i=

83 7.40 7.60 7.80 8.00 I ‘ ■ I ' ' ' ' I 1-r-r m/z 59.05 50.84% TiZz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #64275:2-Pentanone. 4-hydroxy-4-methyI- 40

5000 59 7.40 7.ro 7.^ 8.00 m/z 100.95 22.17% 15 31 101 I I I 83 ' I ■ ’ ■ ' I ‘ ' I ' I ' nfe-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #3292: Acetic add, 1 .l-dbnethylethyl ester 40 222-3 T-r-p-r-r-r-p-r 7.40 7^ 7.80 8.00 5000 57 m/z 58.05 19.31% 101 15 Th“p nr* ' ‘ ' I ' ' I ' p—r-n-p—n-n-p-i—n-p—r-m—p Tife-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #62326: Acetone 40 ^7^ 7.60 7.80 8.00 m/z 41.00 8.30%

5000 58

I...........Xi ■ ,^,■|■|I|,, I ' I ' ' ' ‘ I ‘ ‘ I ' ' ' ' I ' ' ' ' I ' ‘ ‘ ‘ 1 Tlfe-> 10 20 30 40 50 60 70 80 90 100 110 7.40 7.60 7.80 8.00

24874.D NP103001.M Fri Nov 16 15:37:35 2001 Page 3

NYC-WTC_000068964

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NYC-WTC_000068964Source: NYC Law Department, mirrored locally

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