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GC/MS analysis report, sample AD23653, Oct 2001

Machine-extracted title · confidence 100%

Laboratory record for sample AD23653 showing detection of unknown compounds on October 16, 2001.

NYC-WTC_000089073–000089086

Folder label: “GC/MS Scan 9/28/01

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Scanned page image, NYC-WTC_000089084
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NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\HPCHEM\1\DATA\OCT1501\23653.D Vial: 6 Acq On : 15 Oct 2001 ' 5:05 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\NP091101.M (RTE Integrator) Title ; 209 625/TCLP calibration table 7/16/01 Library ; C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 4 2-Pentanone, 4-hydroxy-4-methy Concentration Rank 1

R.T. EstConc Area Relative to ISTD R.T. 7.75 2.46 ug/1 273677 1,4-Dichlorobenzene-d4 11.76 Hit# of 5 'entative ID MW MolForm CAS# Qual 1 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 40 2 Acetic/acid. 1,1-dimethylethyl este 116 C6H12O2 000540-88-5 33 3 Acetone 58 C3H6O 000067-64-1 10 4 Morpholine, 4-methyl- 101 C5H11N0 000109-02-4 9 \bundance Z Scan 295 (7.746 min): 23653.D (-) m/ z 42.95 100.00%) 40

59 5000

101 . I I I I . . I . . I . I . . . . I . . . . I . 7.40 7.60 7.80 8.00 53 , 69 83 I ' ' ' ' I ' ' ' ' I ' I ' '‘ll I ' I ' ' ' ' I ' ' ' ' I ' H ' I Wz 59705 53.17% TlZZ-> 10 20 30 40 50 6070 80 90 100 110 Abundance #64274:2-Pentanone, 4-hydroxy-4-methyl- 4)3

5000 ' I ' ' ' ' I ' ' ' ' I ' 59 7.40 7.60 7.80 8.00 m/z 100.95 19.79% 27 101 ' I ' ' ' ' I ''' ' ' I tVz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #3292: Acetic acid. 1,1 -dimethylethyl ester ... 4)3--- ---------- - --— ' ' I ' ' ' ' I ■ ■ I . /Yf?. I .... I. 7.40 7.60 7.80 8.00 5000- 57 in/z 58.05 17741%

15 27 ' ' I ' ' ' ' I ' ' ''' I ' ' ' ' I I I ' ' I ' ' ' I ' ' ' ' I ' ' ' ' I ' ' ' ' i ' ' ' ' I ' ' ' ' I ■nfz-> 10 20 30 40 50 60 70 80 90 1 00 110 Abundance, #62322: Acetone _413_----- —----r- - •"-7;40 —7:60 —7:80—8:oo-- ■ “Tn/z---- 4TT05------- 7.73%

5000 ’58’ 27 ........ I ' ' I ■nZz-> 10 20 30 40 50 60 70 80 90 100 110 • 7.40 7.60 7.80 8.00

23653.D NP091101.M Tue Oct 16 15:03:45 2001 Page 4

NYC-WTC_000089084

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NYC-WTC_000089084Source: NYC Law Department, mirrored locally

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