GCMS analysis results, sample AD26202, Dec 2001

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Gas chromatography-mass spectrometry analysis of environmental sample AD26202 conducted Dec 5, 2001, identifying unknown compounds.

NYC-WTC_000031088–000031103

Folder label: “GCMS X 11/2/01 A 12/1/01”

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NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\HPCHEM\1\DATA\DEC0401\26202.D Vial: 71 Acq On : 4 Dec 2001 1:21 pm Operator: 209 GALOS Sample : 11/2 gc/ms Inst : GC/MS 209 Mise 2 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\NP112601.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 2 2-Pentanone, 4-hydroxy-4-methy Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T. 7.67 4.09 ug/1 1019650 1,4-Dichlorobenzene-d4 11.70

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 2-Pentanone, 4-hydroxy- 4 -methyl - 116 C6H12O2 000123-42-2 43 2 CH2=CHCH2C (O))OCH3 100 C5H802 003724-55-8 10 3 Acetone / 58 C3H60 000067-64-1 9 4 Morpholine4-methyl-___________ 101 C5H11NO 000109-02-4 9 Abundance Scan 286 (7.672 min): 26202.D (-) m/z 42.95 100.00% 43

5000 59

101 1 ■ i • ■ ■ ' i tip TTTT i < । > i- — 71 7.40 7.60 7.80 8.00 ................ - 83 1............................................... 207 m/z 59.05 48.41% ■ ■ • I > mz-> 20 40। 60 80 100 120 140 160 180 7 200 Abundance #3245:2-Pentanone, 4-hydroxy-4-methyl- 43

TI I I [ I I 1 1. i : i I J : « I 4 | t J i T 5000 59 7.40 7.60 7.80 8.00 m/z 100.95 18.83% 31 । 93 101 . n.l • ■ । • ■ • • । • । । II । i i i । 73 .. ............... । । i I . . . • । ■ ■ ■ ■ । . ■ ■ ■ । • . • • । . ■ . ■ । ■ . mz-> 20 40 60 80 100 120 140 160 180 200 Abundance #1448: CH2=CHCH2C(O)OCH3 43

' 17.40 7.60 7.80 8.00 5000 m/z 58.05 16.92%

58 72........ 100 ............................ miz-> t20 —40r1 1 ‘ ■ I ' 60 180 1100 120 1140 160 180 200 Abundance #94: Acetone * * ■ 1 i » * * 1 । * * » * p ■ - p * * * 43 7.40 7.60 7.80 8.00 m/z 41.00 7.05% 5000 15 58 27 J 111 1,1 11 I ■ ■ • ■ T i i > ■ ■ ■ ।' ■ ■ ‘ i ‘ 1' ■ । ■' ■1 i ‘ • ■ ■ । ■ ■ ■ ' । ■ ■ 1 1 1 1 1 ' 1 I 1 1 1 1 I • • • • i • • miz—> 20 40 60 80 100 120 140 160 180 200 7.40 7.60 7.80 8.00

26202.D NP112601.M Tue Dec 04 16:05:37 2001 Page 2

NYC-WTC_000031097

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NYC-WTC_000031097Source: NYC Law Department, mirrored locally

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