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GC/MS analysis results for sample AD23359, Oct 19 2001

Machine-extracted title · confidence 100%

Laboratory report documenting GC/MS analysis of environmental sample AD23359 conducted on October 19, 2001.

NYC-WTC_000088636–000088647

Folder label: “GC/MS Scan 9/26/01

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NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\HPCHEM\1\DATA\OCT1801\23359.D Vial: 8 Acq On : 18 Oct 2001 11:02 pm Operator: 209 GALOS Sample : gc/ms unknown re extracted 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 2 2-Pentanone, 4-hydroxy-4-methy Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T. 7.75 1.27 ug/1 120902 1,4-Dichlorobenzene-d4 11.76 Hit# of 5 Tentative ID MW MolForm CAS# Qu al

1 2-Pentanor^, 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 78 2 3-Hydroxys-methyl-2-butanone 102 C5H10O2 000115-22-0 12. 3 Morphol^e, 4-methyl- 101 C5H11NO 000109-02-4 9 4 3-Hydr0^-2-pentanone 102 C5H10O2 003142-66-3 9 Abundance Scan 295 (7.753 min): 23359.D (-) m/z 43700 100.00% 4)3

59 5000

101 Y40__A60__7;80__ap0___ 83 1 ' ' ' ' I ' ' ' ' I '' ■ ' I ' m/z 59705 50.94%! ■nZz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #64275: 2-Pentanone, 4-hydroxy-4-methyl- 4)3

5000 59 7.40 7.60 7.80 8.00 m/ z 58.05 19.77% 1,5 31 101 I I I 83 I ' ' ' ' I ‘ ' I ' rYTr-r*d--t-‘yT-n-T-T-yT-T-T--ryT-*T—r-r-|—i Tl/Z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #1697: 3-Hydroxy-3-methyl-2-butanone 5b 7;4o__7w_7;8o__aoq^^_ 102 43 m/z 101.05 19772% 31

69 ' I ' ‘ ' I ' ‘ ' I ' ‘ ' I TlZz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #1640: Morpholine, 4-methyl- I 4)3 7.40 7.60 7.80 8.00 m/ Z 41.05 7.39% aaS 101 15 71 . I. ... , 56 I I I I I I ' I I I I ' ' ' I I I I I I . . , I I , I I , 1I . , I . ■n/z-> 10 20 30 40 50 60 70 80 90 100 110 7.40 7.60 7.80 8.00

23359.D NP091101.M Fri Oct 19 10:14:47 2001 Page 2

NYC-WTC_6oo688645

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NYC-WTC_000088645Source: NYC Law Department, mirrored locally

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