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← Document results/DEP Box 18/GCMS X 5/1/02 A 5/9/02
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GCMS analysis results for sample AE10207, May 2002

Machine-extracted title · confidence 100%

Laboratory report detailing GCMS analysis of sample AE10207 conducted on May 17, 2002, including surrogate recovery data.

NYC-WTC_000024305–000024318

Folder label: “GCMS X 5/1/02 A 5/9/02”

←Page 7 of 14→
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NYC 9/11 Public Portal Document Library Search Compound Report

Data File C:\MSDCHEM\1\DATA\020509\10207.D Vial: 9 Acq On 9 May 2002 6:32 pm Operator: Nefliu Sample sample Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: rteint.e Quant Method : C:\MSDCHEM\1\METHODS\SCAN020507.M (RTE Integrator) Title : Method 508 GC/MS Scan Library : C:\DATABASE\nist98.1 Peak Number 1 2-Pentanone, 4-hydroxy-4-me... Concentration Rank 1

R.T. EstConc Area Relative to ISTD R.T. 6.15 14.22 ug/1 1549460 1,4-Dichlorobenzene-d4 11.38 Hit# of 5 Tentative ID MW MolForm CAS# Qual

2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 83 2 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 56 3 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 42 4 Acetic acid, 1,1-dimethylethyl e... 116 C6H1202 000540-88-5 36 Abundance Scan 523 (6.152 min): 10207.D (-519) (-) m/ z 43.10 100.00% 43 59 5000

101 ddnn—mmmaBTm 69 77 83 , | 127 580 6.00 6.20 6.40 ......... ?7, h 53, 1 1 i ■ ■ ■ ■ 11 11 ' i 11 ' 1 f' +4 I ■1 ' 1 i ■ ■ •' i' ■ ■ ' i ‘ ‘ 1 i 1 ' ■ ■ i' ' 1* i 11 11 i l”1 m/z 59.10 52.06% z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #109755:2-Pentanone, 4-hydroxy-4-methyl- 43

5000 ITII-IITI’ ‘TI 1 1 1 1 i' 59 5.80 6.00 6.20 6.40 m/ z 58.05 20.54% 15 101

/z-> - 10 20 2513137,, +53+ 83 11OTTuwwT-memTTT 30 40 50 60 70 80 90 100 110 120 130 . I Abundance #109756:2-Pentanone, 4-hydroxy-4-methyl- 43 . । . ‘AT i ri i । i 5.80 6.00 6.20 6.40 5000 59 m/z 101.10 17.34%

93 93 101 83 — m/z-> ...... 25.31.37, 1" i' 1‘i । I ■ ■ ■ ■ i ■ ‘ ■ ■ i ' ■ ■ ■ i ■ ' '' i ' 1 ■ ' i ■ ' ■ ■ i • ■ ' ■ i ■ ' 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #5851:2-Pentanone, 4-hydroxy-4-methyl- 43 5.80 6.00 6.20 6.40 m/z 41.10 7.75%

5000 59 101 53, 27 37 67 77 83 91 , | 0/ ++ I ■ ' ■ ' i ■' 11 11 11 1 I ' 1 1 1 11 1 1 1 117 । । । 11 11 । 1512———TTeeT m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 5.80 6.00 6.20 6.40

10207.D SCAN020507.M Tue May 14 14:22:09 2002 Page 3

NYC-WTC_00002431 1

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NYC-WTC_000024311Source: NYC Law Department, mirrored locally

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