GCMS analysis results for sample AE09095, April 2002

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Laboratory report documenting GCMS analysis of sample AE09095 conducted on April 26, 2002.

NYC-WTC_000046480–000046496

Folder label: “GCMS X 4/17/02 A 4/24/02”

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NYC 9/11 Public Portal Document

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Data File : C:\HPCHEM\l\DATA\APR2302\5845.D Vial: 19 Acq On : 24 Apr 2002 7:56 am Operator: Sample : gc/ms scan 4/17 Inst : 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\HPCHEM\1\METHODS\GCMS0412.M (RTE Integrator) Title : 209 625/TCLP calibration 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.

8.18 5.59 ug/1 758901 1,4-Dichlorobenzene-d4 12.21

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 50 2 Acetic acid, 1,1-dimethylethyl este 116 C6H1202 000540-88-5 33 3 tert-Butyl Hydroperoxide 90 C4H10O2 000075-91-2 25 4 2-Propanl, 2-methyl-______________ 74 C4H10O 000075-65-0 17 Abundance / Scan 342 (8.183 min): 5845. D (-) m/ z 43.00 100.00% 43

59 5000

101 7.80 8.00 8.20 8.40 8.60

m/z-> ....................................... 38 I, 1 10 i ‘ ' ■ ' I । 20 ' । । । 1। । 30 '‘|'i 40 +53+ 60 50 70 80 83 90 100 110 m/z 59.05 50.72% Abundance #64275: 2-Pentanone, 4-hydroxy-4-methyl- 43

i [ [ i i i । i i । r । । ii i j i i 1 । । । 5000 59 7.80 8.00 8.20 8.40 8.60 m/z 101.05 21.11% 1,5 31 101 I I i 83 | 1 1 । 1 1 1 ‘ i 1 1 1 ■ i ■ ■ TH ' 50 ' ' 1 i ■ 1 1 r i ■ ■ 1 ■ i1 1 i 1 1 1 1 i 1 ' ' ■ i

/z- > 10 20 30 40 60 70 80 90 100 110 Abundance #3292: Acetic acid, 1,1-dimethylethyl ester 43 1 I ' 1 ' ' I ' ■ 1 ' i 1 1 ' ‘T 1 ' ' 1 1 1 7.80 8.00 8.20 8.40 8.60 5000 57 m/z 58.05 15.49% 101 15 । 27 - T 1 1 i ' ' I I ’ I I < I I I I ■ I I I I I ] I I I I I I I I I I

m/z—> 10 20 30 40 50 60 70 80 90 100 110 Abundance #922: tert-Butyl Hydroperoxide ■ i ' ■ ■ ■ । 1 । 1 ’ । । IIITi । । । । । 59 7.80 8.00 8.20 8.40 8.60 43 m/z 41.05 8.14%

5000

........... .31 371, > ■ i ■ r ■ ■ i ■ ■ ■ ■ । ‘। । । । — I 1 11 1 i ' ' 1 ' i 1 1 1 ' I 1 1 1 1 I ' 1 1 1 I "1 I | 1 1 ■ | ' 1 1‛T . . r । . m/z--> 10 20 30 40 50 60 70 80 90 100 110 7.80 8.00 8.20 8.40 8.60

5845.D GCMS0412.M Wed Apr 24 11:21:58 2002 Page 1

NYC-WTC_000046487

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NYC-WTC_000046487Source: NYC Law Department, mirrored locally

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