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GC/MS analysis results, sample AD24482, November 2001

Machine-extracted title · confidence 75%

Gas chromatography-mass spectrometry analysis of sample AD24482 completed November 13, 2001, identifying other unknown compounds with violations referenced in comments.

NYC-WTC_000068748–000068762

Folder label: “GCMS Scan X 10/15/01 A 11/3/01

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Scanned page image, NYC-WTC_000068757
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NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\HPCHEM\1\DATA\NOV0201\24482.D Vial: 21 Acq On : 3 Nov 2001 10:28 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 2 2-Hexanone Concentration Rank 2 R.T. EstConc Area Relative to ISTD R.T. 6.41 1.09 ug/1 154813 1,4-Dichlorobenzene-d4 11.71 Hit# of 5 'entative ID MW MolForm CAS# Qual 1 2-Hexanone 100 C6H12O 000591-78-6 90 2 Methyl leobutyl Ketone 100 C6H12O 000108-10-1 58 3 2-Hexaifone, 4-hydroxy-5-methyl-3-pr 172 C10H20O2! 061141-74-0 45 4 2-Hexanone, 4-methyl-______________ 114 C7H14O 000105-42-0 39 Abundance Scan 149 (6.414 min): 24482.D {-) m/z 42.95 100.00% 40

58 5000

71 85 100 Too^ 6.20 6.40 6.60 6.80 |l"q-........ I..... m/z 58.05 58.85% Tiy2-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 ^bundance #63386:2-Hexanone 43

........................................... 5000 58 6.00 6.20 6-40 6.60 6.80 29 m/z I 71 85 ^00 I" '' I' 111 r " ' I" " 11" ' I' " ' I " " I" " I " " I"'' I" " I'' " I ■nfe-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 Abundance #63351: Methyl Isobutyl Ketone 40 6.00 6.20 6.40 6.60 6.80 5000 m/z 41.05 14.53% 58 27 85 100

Tife-> I..... ,^1...... 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 Abundance #15807:2-Hexanone, 4-hydroxy-5-methyl-3-propyl- 40 6.00 6.20 6 40 6.60 6,80 m/z 99795 11.76%

K, 5000 58 27 100 '"pUj............ lyrrTTp- ' I' <" I"' 1^-1 ■ Tlfe-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 6.00 6.20 6.40 6.60 6.80

24482.D NP103001.M Fri Nov 09 14:54:31 2001 Page 2

NYC-WTC_000068757

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NYC-WTC_000068757Source: NYC Law Department, mirrored locally

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