GCMS analysis results for sample AD25938, Dec 2001

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Laboratory report documenting GCMS analysis of sample AD25938 conducted on December 12, 2001, including surrogate compound data.

NYC-WTC_000030731–000030741

Folder label: “GCMS SCAN X 10/31/01 AN 11/21/01”

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NYC 9/11 Public Portal Document

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Data File : C:\HPCHEM\1\DATA\NOV2101\25938.D Vial: 4 Acq On : 21 NOV 2001 2:18 pm Operator: 209 GALOS Sample : gc/ms unknown Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\HPCHEM\1\METHODS\NP103001.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.

7.73 5.01 ug/1 1035080 1,4-Dichlorobenzene-d4 11.71

Hit# of 5 Tent ive ID MW MolForm CAS# Qual 1 2-Pentanone, -hydroxy-4-methyl - 116 C6H12O2 000123-42-2 50 2 Acetic aci 1,1-dimethylethyl este 116 C6H1202 000540-88-5 33 3 Acetone 58 C3H60 000067-64-1 10 4 Butane. 1-ethoxy-_ ______ __ _ 102 C6H140 _ 000628-81-9 9 Abundance ’ " ' Scan 292 (7.727 min): 25938.D (-) m/z 42.95 100.00% 43

59 5000 - 101 7.40 7.60 7.80 8.00 - 1, 59,,, 83 mmmnp 207 m/z 59.00 51.43% miz-> Abundance 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 ‘ ‘ I ‘ ’H l “ “ t

#64275: 2-Pentanone, 4-hydroxy-4-methyl- 43

5000 1 ‘ I ■ • • 1 I'1 • 1 ‘ i i i । T1nn । । । 59 7.40 7.60 7.80 8.00 15 m/z 101.05 22.47% . 31 83..... 101 1............ ‘IT. T-q-r.. rp-rrrp.. rp .trpTrr f1111111rttTT11fTT TTITT r; 11111 p n 11 u TIIuT n j 111 i p ! > 1111! 1 [ i > n । > in p r i ........ ........... miz-> 10 20 30 40 50 60 70 80 90 100110120130140150160170180190200210 Abundance it 2 AcCric acid 1 1 -dn i etlyieth este 43

c 7.40 7.60 7.80 8.00 5000 57 m/z 58.05 17.53%- 101 15 27 miz—>_ "To20"30 40 "50"86"70 "80"30#62322: Abundance 700 710120 130140750780770180 190 205213" Acetone TTu0—nn—.r 43 7.40 7.60 7.80 8.00 m/z 41.05 7.20% 5000 58 27 .......... . 11111211131 ____________________________________ [ tTTTJTTT "I II1111 111 | II ■ I |ll Up 11 Ijl Ul| ! 111! H 11II | UI 11 M up, I! |U11] I ll 11 III' I T I ill t I TBngk.m TT miz-> 10 20 30 40 50 60 70 80 90 100110120130140150160170180190200210 7.40 7.60 7.80 8.00

25938.D NP103001.M Tue Dec 11 09:26:17 2001 Page 2

NYC-WTC_000030740

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NYC-WTC_000030740Source: NYC Law Department, mirrored locally

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