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GCMS analysis results, sample AD23994, Oct 2001

Machine-extracted title · confidence 100%

DEP lab report for GCMS analysis of sample AD23994 conducted on October 25, 2001, noting unknown compounds.

NYC-WTC_000067705–000067719

Folder label: “GCMS Scan X 10/4/01 An 10/18/01

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NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\HPCHEM\1\DATA\OCT1701\23993.D Vial: 17 Acq On : 18 Oct 2001 4:53 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\NP091101.M (RTE Integrator) Title : 209 625/TCLP calibration table 7/16/01 Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 5 2-Pentanone, 4-hydroxy-4-methy Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T. 7.75 1.92 ug/1 177814 1,4-Dichlorobenzene-d4 11.76

Hit# of 5 Tent^feive ID MW MolForm CAS# Qual

1 2-Pentanonehydroxy-4-methy1- 116 C6H12O2 000123-42-2 72 2 Morpholinez4-methyl- 101 C5H11NO 000109-02-4 9 3 3-Hydroxyl2 -pentanone 102 C5H10O2 003142-66-3 9 4 CH2=CHQ!f2C(O)OCH3 _______________ 100 C5H8O2 003724-55-8 9 Abundance / Scan 295 (7.747 min): 23993.D (-) m/z 42.95 100.00% 4)3

59 5000

101 '7.^ 7.60 7.80 8.00 Tlfe-> ' '1'0' ' ' ' '30 35 I ' ‘I’ 40 50 +4- 60 70 80 ' i ‘ 83 ‘ ‘ I ' ' ' ' I ' 90 H 100 ‘ ‘ i 110 m/^ 59.05 50.32% Abundance #64274:2-Pentanone, 4-hydroxy-4-melhyk 413

5000 I" 59 7.40 7.60 7.80 8.00 m/z 101.05 19.99% 27 TiZz-> ........................ I I '10 ' ' ' ' 30 -r+ 40 '.1^ 50 .4. 60 70 ' I ' ' ' ' I ' ' ‘ ‘ I ' ' ‘ ' I ■ ' ' ' I 80 90 100 110 Abundance #63448: Morpholine, 4-methyl- 4(3 I" 7.40 7.60 7.80 8.00 5000 m/z 58.05 15.95%

101 71 82 87 93 || 56 r-H •- tt/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #1691:3-Hydroxy-2-pentanone ■ PTY' I ............ 21 59 7.40 7.60 7.80 8.00 m/z 41.00 6.95% 5000 45 15 , , I...... II...... I ‘ ' I ' ' ' ' I ' ' ' ' I ' . 66 73 ' H ’ ' ’ 1 ' ' ‘ 84_______102 I * ' ‘ ’ I ' ‘ ' I I ' ’ ' 1 7^ ’7.^’ ' Tlfe-> 10 20 30 40 50 60 70 80 90 100 110 7.80 8.00

23993.D NP101901.M Wed Oct 24 11:23:26 2001 Page 5

NYC-WTC_000067717

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NYC-WTC_000067717Source: NYC Law Department, mirrored locally

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