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← Document results/DEP Box 60/508 GCMS Scan X 10/11/01 An 11/2/01
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GCMS analysis results for sample AD24397, Nov 2001

Machine-extracted title · confidence 95%

Laboratory report documenting GCMS analysis of environmental sample AD24397 with detection of unknown compounds.

NYC-WTC_000068292–000068302

Folder label: “508 GCMS Scan X 10/11/01 An 11/2/01

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Scanned page image, NYC-WTC_000068300
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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\NOV0201\24397.D Vial: 3 Acq On : 2 Nov 2001 5:00 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 oalibration 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. 7.70 0.61 ug/1 87423 1,4-Dichlorobenzene-d4 11.72 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 2-Pentanone, ydroxy-4-methyl- 116 C6H12O2 000123-42-2 72 2 Acetic aci^ 1,1-dimethylethyl este 116 C6H12O2 000540-88-5 39 3 Acetone 58 C3H6O 000067-64-1 10 4 2-Pentaj me . 86 C5H10O 000107-87-9 9 Abundance Z Scan 289 (7.695 min): 24397.D (-) m/z 42795 100.00%! 4t3

5000 59

101 ' I ’ * ' ‘ I 7.40 7.60 7.80 8.00 j-rrTIJTTTTpTTrpTTTJTT+tjtTTTprTTTfrrlrjlTTT^^ m/z 59.05 49.35%

L TiZz-> 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105110 Abundance #64274; 2-Pentanone, 4-hydroxy-4-methyl- 4i3

553 7.^ “ 7.ro “ 7.M " iro 59 m/z 100.95 22.80% 27 101 83 TTT+rrLrTTTTTrr TiZz-> 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105110 Abundance #64325; Acetic acid, 1,1-dimethylethyl ester 4(3 ’ ‘ I * ' 7.40 7.60 7.80 8.00 57 18.85% 5000 m/z 58.05

101 89 T rJz~> 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105110 Abundance #62322: Acetone 43 — 740 7.60 7.80 8.00 m/z 41.05 9.84% 5000 58

■m|llil|n-TiiHl|il -*T I‘ ' I “ ’ ‘ I ’' " I ” ’ •! ‘ 'J T Tife-> 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105110 7.40 7.60 7.80 8.00

24397.D NP103001.M Mon Nov 05 12:17:00 2001 Page 1

NYC-WTC_000068300

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NYC-WTC_000068300Source: NYC Law Department, mirrored locally

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