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GCMS analysis results, sample AD23906, Oct 2001

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DEP lab report for GCMS analysis of sample AD23906 conducted on October 23, 2001, noting unknown compounds.

NYC-WTC_000067535–000067554

Folder label: “GCMS Scan X 10/2/01 An 10/17/01

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NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\HPCHEM\1\DATA\OCT1801\23906.D Vial: 3 Acq On : 18 Oct 2001 6:08 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 3 2-Pentanone, 4-hydroxy-4-methy Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T. 7.76 1.00 ug/1 103113 1,4-Dichlorobenzene-d4 11.76 Hit# of 5 Te: tive ID MW MolForm CAS# Qual 12-PentanoneX4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 53 2 5-Hexen-2-dne 98 C6H10O 000109-49-9 9 3 4-Penten-2-one, 4-methyl- 98 C6H10O 003744-02-3 9 4 Aceticacid, 1,1-dimethylethyl este 116 C6H12O2 000540-88-5 9 Abundance Scan 296 (7.758 min): 23906.D (-) m/z 43.00 100.00% 40

59 5000

101 7.40 7.60 7.80 8.00 8.20 I 11. . I .... I 11. . 11 .111... . I. .. . I. . I. I m/^ 59.05 51.54%

L nZz-> 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105 Abundance #64275:2-Pentanone, 4-hydroxy-4-methyl- 40

5000 59 7.4o 7.60 7.80 8.00 8.20 m/z 101.0519.98% 15 31

Tife-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 1001(S Abundance #63205:5-Hexen-2-one 40 ' ' I ‘ ' I ' ‘ 7.40 7.60 7.80 8.00 5000 m/F 58.05 17.73% :......... 27 55 15 ......... 38,1, 50 83 98 11 III 11> >. I > I. ■ 111 'I'".....'I" TiZz-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 10)105 Abundance #1244:4-Penten-2-on8,4-methyl- 40 7.40 7.^ 7W 8.00 8.20 m/^ 41.05 7.39% 5000

83 29 55 98 A TTTrjTTTrpVTTpTTTpWpTrrpSjW+yrTTTyTTTTj^TTTpTTTpTT^^ 4^ tAo^A^AmKOTSS 70TO5)te"^^ia)105 5 IoA^^I 7.40 7.60 7.ro 8.00 TS

23906.D NP101901.M Tue Oct 23 14:31:13 2001 Page 3

NYC-WTC_000067552

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NYC-WTC_000067552Source: NYC Law Department, mirrored locally

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GCMS analysis results, sample AD23910, Oct 2001 · Box DEP Box 60

NYC-WTC_000067579

Gas chromatography-mass spectrometry analysis of sample AD23910 conducted by NYC Department of Environmental Protection labs on October 23, 2001, identifying unknown compounds.

1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.999

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