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GC/MS analysis results for sample AD23833, Nov 1 2001

Machine-extracted title · confidence 95%

Laboratory report documenting GC/MS analysis of sample AD23833 conducted on November 1, 2001, identifying unknown compounds.

NYC-WTC_000089461–000089475

Folder label: “GC/MS Scan 10/1/01

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Scanned page image, NYC-WTC_000089473
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NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\HPCHEM\1\DATA\OCT3001\23833.D Vial: 18 Acq On : 31 Oct 2001 7:06 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\NP101901.M (RTE Integrator) Title : 209 625/TCLP calibration table 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. 7.69 1.26 ug/1 172698 1,4-Dichlorobenzene-d4 11.71 Hit# Of 5 Tentative ID MW MolForm CAS# Qual 1 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 40 2 Morpholine, 4-methyl- 101 C5H11N0 000109-02-4 9 3 N,N' -/is(2-methyl-2-nitrosopentan-4 258 C12H22N2O4 094514-30-4 9 4 Acet/c acid, 1,1-dimethylethyl este 116 C6H12O2 000540-88-5 9 Abundance ' Scan 288 (7.692 min): 23833. D (-) m/z 42.95 100.00% 4(3

253

Tlfe-> ' I " " I ..... . 10 20 30 40 50 53„ 59

60 71 ' I ' ' ' ' I 70 80 83 , ' I • ' '' I ' ' ' ' I ' ' ' ' I ' ' ' ' I ' 90 100 101

110 120 130 ■ "I TI r r

m/z^ 7.40 7.60 !59.05 L7.80 8.00 52.29% Abundance #64274: 2-Pentanone, 4-hydroxy-4-methyl- 4(3

5000 59 7.40 7.60 7.80 8.00 m/z 100.95 22.23% 27 101 ......J, ,1... I 83 1,1.,,,,.......... . ' I'''' I'''' I' Tife-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #1640: Morpholine.Amethyl- ' $

7.40 . 7.60 7.80 8.00 5000 m/z 58.05 16.07% 101 15 - I 27 56 71 —I--- ■n/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #35454: N,N'-Bis{2-methyl-2-nitrosopentan-4-one) ---------------- -------------------- — r----------- I' I'1'-I 7.40 7.60 7.80 --8.00 --. ■ m/z 41.05 6.78%

fez: 5000

99 ' I ' ' ' ' I ' ' ' ' I ' ' ' ' I ' 83 I 130 ■n/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 7.40 7.60 7.80 8.00

23833.D NP103001.M Thu Nov 01 13:18:31 2001 Page 5

NYC-WTC_000089473

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NYC-WTC_000089473Source: NYC Law Department, mirrored locally

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