GCMS analysis results for sample AE10777, May 2002

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Gas chromatography-mass spectrometry report for sample AE10777 showing detection of unknown compounds and surrogate recovery.

NYC-WTC_000045899–000045907

Folder label: “GCMS X 5/6/02 A 5/11/02”

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NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\HPCHEM\1\DATA\MAY1002\10777.D Vial: 21 Acq On : 11 May 2002 8:36 am Operator: Sample : GC/MS SCAN 5/6 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 12.20 ug/1 884566 1,4-Dichlorobenzene-d4 12.16 Hit# of Tentative ID MW MolForm CAS# Qual 1 2-Pentanone, 4 - hydroxy-4-methyl - 116 C6H1202 000123-42-2 78 2 3-Hydroxy- 2-pentanone 102 C5H10O2 003142-66-3 9 N,N1-Bis(2-methyl-2-nitrosopentan-4 258 C12H22N2O4 094514-30-4 9 4 CH2=CHCH2C(O)OCH3 100 C5H802 003724-55-8 9 Abundance Scan 338 (8.140 min): 10777.D (-) m/ z 43.05 100.00% 43

5000 59

। I । 1 । । I । । 1 ' i 1 ' 1 ■' । 1 ■ 1 ■ । 1 101 7.80 8.00 8.20 8.40 37, । 53, 69 83 | TTTTT ’I’**/I/’’//II/IIIIIIII.n m/ z 59.10 42.51% m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #64274: 2-Pentanone, 4-hydroxy-4-methyl- 43

5000 ' ‘ i ' ' ' ' I ‘ 1 1 1 i ' 1 1TI । । । । । । 59 7.80 8.00 8.20 8.40 m/z 58.10 16.89% 27 — 101 83 । L, _ _ _ , l,;..... । 49— m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #1691:3-Hydroxy-2-pentanone 31 59 i । y । । । । । > i । । । । । । । । i i । । । i I 7.80 8.00 8.20 8.40 5000 m/z 101.15 13.30% 45 15 66 73 84 102 1 11 1 ■ | ■ l 1 1 1 ■ | T 11 11 ' ।''' 1 ' i' ■ ■ ' i ■ 1 ■ 1 । 1 ■ 1 ■ i ■ ■ ■ ■ i 1 1 1' i1 1 m/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) ' ' I ' ' ' ' l ' ' 1 1 i 1 1 I 1 1 1 1 1 1 43 7.80 8.00 8.20 8.40 m/z 41.05 6.86% 5000

99 15 27 56 72 83 | 130 I 4 ■............................................................................................ ............................................. ............................ ...........................................

TWTW—m—m i~] ET pi m i । i i । i l T-pi r~i i । ii 1 I | i i । I | i r i r | I । । | । i । ! | । । । ! | I ! I । | I । I T r mfe-> 10 20 30 40 50 60 70 80 90 100 110 120 130 7.80 8.00 8.20 8.40

10777.D GCMS0510.M Mon May 13 15:16:03 2002 Page 1

NYC-WTC_000045906

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