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← Document results/DEP Box 18/GCMS X 5/10/02 A 5/15/02
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GCMS analysis results for sample AE10852, May 2002

Machine-extracted title · confidence 100%

Laboratory report detailing GCMS analysis of sample AE10852 conducted on May 21, 2002, including surrogate recovery data.

NYC-WTC_000024220–000024229

Folder label: “GCMS X 5/10/02 A 5/15/02”

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NYC 9/11 Public Portal Document Library Search Compound Report Data File : C: \HPCHEM\1\DATA\MAY1502\10852.D Vial: 7 Acq On : 15 May 2002 7:56 pm Operator: Sample : GC/MS SCAN 5/10 Inst : 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\GCMS0510.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. 8.14 29.89>ug/l 1624670 1,4-Dichlorobenzene-d4 12.16 Hit# of Tentative ID MW MolForm CAS# Qual

1 2 entanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 64 2 JH2=CHCH2C (0) OCH3 100 C5H802 003724-55-8 9 3-Hydroxy-2 -pent anone 102 C5H10O2 003142-66-3 7 4 Acetone 58 C3H60 000067-64-1 7 Abundance Scan 338 (8.135 min): 10852.D (-) m/ z 43.05 100.00% 43

5000 59 . — I 1 1 ' 1 I 101 7.80 8.00 8.20 8.40 .......... 38 1 +48,53+ ■ ■ । ■ 1 ■ ■ । ■ ■ ■ ■ i ‘ ■ ■ 1 ( ■ ' i 69 ' 1 1 ' i ' 83 1 ■ ■ i ■' ■ i ' , | ■ ■ ■ i ' ■ ■ ■ i ■ m/z 59.10 37.21% miz-> 10 20 30 5040 60 70 80 90 100 110 Abundance #64275:2-Pentanone, 4-hydroxy-4-methyl- 43

____________ ______________ 5000 *111++’1’’’I’ ’ 1’’I 59 7.80 8.00 8.20 8.40 m/z 58.10 16.87% 15 31 101

m/z-> lii ■ ■ l ■ ■ > > 1 ‘ 1 >■> l ■ ■ ■ ■ I . 10 20 30 40 । ———4 50 60 70 . 80 I1..... 1111183......... 90 1, 100 110 Abundance #1448: CH2=CHCH2C(O)OCH3 43 _____ _____ _____ । i m-r i । । । [ 1 1 I ■ ■ . । 7.80 8.00 8.20 8.40 5000 m/z 101.15 10.82%

38,4 58 72 1 00 miz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #1691:3-Hydroxy-2-pentanone ....................../................ ■ 1 i 1 ■ ' ' i 1 ' ' ' i ‘ ' r' i ■ • ' ' i 31 53 7.80 8.00 8.20 8.40 m/z 41.10 6.50%

5000- 45 15 .. I... ' r i ‘ 1 66 73 I ' ' ' ' i ' 1 ■ ' i ■ 84 102 । i । । । । । । । । । । ........ /, m/z— > 10 20 30 40 50 60 70 80 90 100 110 7.80 8.00 8.20 8.40

10852.D GCMS0510.M Fri May 17 10:00:01 2002 Page 1

NYC-WTC_000024227

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NYC-WTC_000024227Source: NYC Law Department, mirrored locally

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