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GCMS analysis results for sample AE08834, April 25, 2002

Machine-extracted title · confidence 100%

Laboratory report documenting GCMS analysis of sample AE08834 conducted on April 25, 2002, showing detection of unknown compounds.

NYC-WTC_000049147–000049156

Folder label: “GCMS X 4/12/02 A 4/23/02

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Scanned page image, NYC-WTC_000049154
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NYC 9/11 Public Portal Document

Library Search Compound Report

Data File : C:\HPCHEM\l\DATA\APR2202\8834.D Vial: 26 Acq On : 23 Apr 2002 9:59 am Operator: Sample : gc/ms scan 4/12 Inst : 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\GCMS0412.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 1 2-Pentanone, 4-hydroxy-4-methy Concentration Rank 1

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

8.18 6.08 ug/1 822283 1,4-Dichlorobenzene-d4 12.21

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 40 2 tert-Butyl Hydroperoxide 90 C4H10O2 000075-91-2 25 3 Acetone 58 C3H6O 000067-64-1 9 4 5-Hexen\2-one 98 C6H10O 000109-49-9 9 Abundance \ Scan 342 (8.184 min): 8834.D (-) m/z 42.95 100.00% 43

59 5000

101 ■ i • ■ 1 ‘ i ■ Rr■ r 7.80 8.00 8.20 8.40 8.60

mfe-> .............. 1 ‘ 1 1 1 ‘ ' I ‘ 1 1 ‘ I ‘ 10 20 30 . ' 1 t ' 40 +53+ 50 60 69 70 I 4 1 4 4 r’ 1 4 1 4 4 ' 1 I ' 80 83 90 । i 1 ■ ■ ■ i • 100 110 m/ z 59.05 52.61% Abundance #64274:2-Pentanone, 4-hydroxy-4-methyl- 43

5000 59 7.80 8.00 8.20 8.40 8.60 m/z 100.95 20.27% 27 i 101

m/z-> +4950—+ 60 1 1 ‘ 4 ' ‘ I * * 4 ‘ 1 4 • * ‘ I ‘ 10 20 30 40 70 80 83 90 100 । 110 Abundance #922: tert-Butyl Hydroperoxide 59 43 ■ i ' ■ ■ ■ i ' TTTTT 7.80 8.00 8.20 8.40 8.60 5000 m/z 58.05 16.79%

31 . ........11 37| |. — I ■ ■ ■ ■ i ‘ • • ■ i • ■ ■ ■ i ■ ■ ■ • i ■ ■ ■ ■ i ‘ ■ ' i ' ■ ■ 1 i ■ ' ■ ■ i ■ ■ ■ 'i‘ miz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #94: Acetone ■ i ■ ■ ' ■ i ■ 43 7.80 8.00 8.20 8.40 8.60 m/z 41.05 8.47% 5000 15 58 27 * n=ll, , । , 1l, ■ ■ , ) 1 1 1 i ' ■ i ■ ■ ■ ■ i ■ ■ ■ ■ i ■ ■ ■ 1 i • ■ 1 • i ■ 1 ■ ■ i ■ 11—mn/m—/nROTTDD7 iz—> 10 20 30 40 50 60 70 80 90 100 110 7.80 8.00 8.20 8.40 8.60

8834.D GCMS0412.M Tue Apr 23 14:24:51 2002 Page 1

NYC-WTC_000049154

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NYC-WTC_000049154Source: NYC Law Department, mirrored locally

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