GCMS analysis results for sample AE00843, Feb 4 2002

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Laboratory report showing GCMS analysis of sample AE00843 including surrogate recovery and unknown compounds.

NYC-WTC_000052128–000052146

Folder label: “GCMS X 1/11/02 A 1/31/02”

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NYC 9/11 Public Portal Document

Library Search Compound Report

. Data File : C:\MSDCHEM\1\5973N\02JAN31\00843 .D Vial: 5 Acq On : 31 Jan 2002 6:01 pm Operator: Sample : 508 scan Inst : Instrumen Mise : January 31, 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 7 2-Pentanone, 4-hydroxy-4-me... Concentration Rank 4

R.T. EstConc Area Relative to ISTD R.T.

6.06 0.16 ug/L 91643 1,4-Dichlorobenzene-d4 9.71

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Pentanone, 4-hydroxy-4-methyl-... 116 C6H1202 000123-42-2 83 2 2-Pentanone, 4-hydroxy-4 -methyl- 116 C6H1202 000123-42-2 83 3 2-Pentanone, 4-hydroxy-4-methyl-... 116 C6H1202 000123-42-2 78 4 2-Pentanone, 4-hydroxy-4-methyl-... 116 C6H12O2 000123-42-2 74 Abundance Scan 235 (6.057 min): 00843.0 (-) m/z 43.10 100.00% 43 59 5000 101 TTPIT . 1 r' i 10 51 83 5.80 6.00 6.20 6.40 0— | .'Jl - i ■ ■ ■ ■ i 1 ■ ■ ■ i ■ ' 50 60 70 80 90 100 TT 110 m/z 59.10 64.64% n/z-> 10 20 30 40 Abundance #16613:2-Pentanone, 4-hydroxy-4-methyl- (CAS) $$ Diaceton... 43 59 AA / 5000 ■ i ■ ■ ■ ■ i ■ ■ ■ 101 5.80 6.00 6.20 6.40 rn/z 58.10 26.61% 71 83 | O' 1 | 1 1 1 1 | 1 1 1 1 | T ............ 'll i ■ ■ ■ ■ r ■ ■ ■ ■ r ■ ■ ■ ■ i ■'' 111 ■ n/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #16600: 2-Pentanone, 4-hydroxy-4-methyl- 43 5.80 6.00 6.20 6.40 5000 m/z 101.10 21.03% 59

15 31 101 83 - 0- ■ ■ i 1 ' ' ■ i ■ ■ — I । । TTT '-I i ■ ' ■ ■ । • ■ ■ ' । ■' ■ ■ ■ । 1 n/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #16604: 2-Pentanone, 4-hydroxy-4-methyl- (CAS) $$ Diaceton... 43 5.80 6.00 6.20 6 40 m/z 41.10 12.65% 5000 59

27 101

Tl/Z-> 0 • ■ i ■ 10 .... 20 ■ r.... ■ i • • ■11 30 i| 1 1 1 1 ' r 40 4950—+ 60 । I ■ ■ • ■ i 1 1 1 1 । •' ■ • ■ । 70 80 83 90 + 100 110 ■ - i • ■ 5.80 ‘‘1*kn‘‘‘1** 6.00 6.20 6.40

00843 .D SCAN508.M Fri Feb 01 09:19:28 2002 Page 9

NYC-WTC_000052140

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NYC-WTC_000052140Source: NYC Law Department, mirrored locally

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