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GCMS analysis results for sample AD31647, Jan 25 2002

Machine-extracted title · confidence 100%

Laboratory report documenting GCMS analysis of sample AD31647 with detection of unknown compounds and surrogate recovery.

NYC-WTC_000050205–000050221

Folder label: “GCMS X 1/3/02 A 1/22 - 1/23/02

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Scanned page image, NYC-WTC_000050212
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NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\MSDCHEM\1\5973N\02JAN22\31647.D Vial: 3 Acq Ori : 22 Jan 2002 1:51 pm Operator: Sample : 508 scan Inst : Instrumen Mise : January 22, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\MSDCHEM\1.. .\SCAN508.M (RTE Integrator) Title : 508 scan method Library : C:\DATABASE\WILEY7N.L ********************************************************************* Peak Number 2 2-Pentanone (CAS) $$ Methyl... Concentration Rank 7 R.T. EstConc Area Relative to ISTD R.T. 3.77 0.12 ug/L 35590 1,4-Dichlorobenzene-d4 9.71 Hit# Of 5 Tentative ID MW MolForm CAS# Qual

1 2-Pentanone (CAS) $$ Methyl prop... 86 C5H10O 000107-87-9 4 2 Ethanol-D5 51 C2HD50 000000-00-0 4 3 2-Butanone, 3-methyl- (CAS) $$ 3... 86 C5H10O 000563-80-4 3 4 2-Butanone, 3-methyl- (CAS) $$ 3... 86 C5H10O 000563-80-4 3 Abundance Scan 35 (3.773 min): 31647.D (-) m/z 43.10 100.00% 43

5000

36 47 51 86 A 3.60 3.80 y 4 —4.00 4.20 mz—> 1 4C ■ ■ i ‘ “ i *1 “11 ‘ ■ ■ • i ‘1 ■ ■ i 20 25 30 35 40 a 4550556065 70 7580859095 m/z 41.10 47.82% Abundance #3977: 2-Pentanone (CAS) $$ Methyl propyl ketone $$ Methyl... 43

5000 a' ' ' 3.60 3.80 ' ' 4.00 ‘ ' 4.20 27 m/z 46.90 15.61% 39 58 71 66 TPTH —ll 4550556065 70 758085909511mmnpmmmmmm] n/z-> 20 25 30 35 40 Abundance #311: Ethanol-D5 33 DLAAMMAMAM 3.60 3.80 4.00 4.20 5000 m/z 51.00 15.18%

niz-> 30 26 Ir 4-p-TT 111" ' 46 " i" “ i " 20 25 30 35 52 49

11" 11 " I" " I " " I " " I " ■' i'' “ i ‘1 “ i' ■1 • i' “11' 40 45 50 55 60 65 70 75 80 85 90 95 MAM/VWM Abundance #4007: 2-Butanone, 3-methyl- (CAS) $$ 3-Methyl-2-butanone... 43 ' ' ' 3.60 ' ' 3.80 4.00 4.20 m/z 36.10 14.44% 5000 27 86

m/z—> 1111 > 111111 20 25 ’I" 30 m 38 ,46 54 58i 71 | 11011—0**— ’IT 35 40 45 50 55 60 65 70 75 80 85 90 95 ■ ' i 3.60 ■ ‘ ' 1 1 ' 3.80 ■ ■ 4.00 i ' ■ ■ 1 4.20 i '

31647.D SCAN508.M Thu Jan 24 13:55:40 2002 Page 4

NYC-WTC_000050212

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NYC-WTC_000050212Source: NYC Law Department, mirrored locally

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