GCMS analysis results for sample AE12475, June 2002

NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\MSDCHEM\l\DATA\052802\12475.D Vial: 13 Acq On : 29 May 2002 12:04 am Operator: McLean Sample : 5/24 ad Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e f- Quant Method : C:\MSDCHEM\1\METHODS\052202.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L ********************************************************************* Peak Number 10 2-Pentanone, 4-hydroxy-4-me ... Concentration Rank 1

R.T. ' EstConc Area Relative to ISTD R.T. 5.93 11.56 ug/L 7483900 1,4-Dichlorobenzene-d4 9.90 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 fe6 2 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 72 3 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 64 4 Acetone______ 58 C3H60 000067-64-1 32 Abundance Scan 485 (5.929 min): 12475.D (-480) (-) m/z 43.10 100.00% 43

5000 59 ‘ ' I ‘ ■ i ‘ ' I • ' 1 1 1 1 ' 1 1 I 101 5,60 5.80 6.00 6.20

■ntz-> 0! TTpmmtt 37, „ +53+ 65 f1''' ।1 11 11 1’ri ' 11 r •111■■■r‘‘11111111' 10 20 30 40 50 60 70 80 90 100 110 120 130 83 . | 119125 m/z 59.10 32.78% Abundance #109755: 2-Pentanone, 4-hydroxy-4-methyl- 40

5000 59 5.60 5.80 6.00 6.20 15 m/z 58.10 20.86% 24 101

m/z-> Of AL10 TT 20 25,,1 37,1, 30 40 50 +53+ 83 , | I 1 ■ ■ ■ I' ■ • ■ i ■ ■ • ■ i ■ ' 1 11 1 ■ ' 1 I ■' ■ ■ i ‘1 ■ ■ i ■ ■ 60 70 80 90 100 110 120 130 Abundance #109756:2-Pentanone, 4-hydroxy-4-methyl- 40 "‘T’TTI’t , TMT fl"!".'!", r | 5.60 5.80 6.00 6.20 5000 59 m/z 101.10 12.66

25,31 37. „ 83 93 101 0 TT| ore . | 1 7’41’ . |■|l|l| +——‘H I ■ ■ ■ ■ i ■ ' ■ 11 ' ■ '' i ■ ■ ■ 11 1 ■ ■ ■ i ■ ' ■ ■ i ■ ■ ■ ■ i ■ ■ miz-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #5851:2-Pentanone, 4-hydroxy-4-methyl- 17 । ■ i ■ 1 ■ 1 i 40 5.60 5.80 6.00 6.20 m/z 41.05 5.46%

5000 59 101 27 37 53 67 77 83 91 , | 0 111111111 +1141 7444 11' ■' i ■ ■ ■ ■ i ■' ■ ■ i ■ ■ 1 11 '1 ■ ■ i ■ ■ ■ ■ i ■ ■ ■ ■ i ■ ■

m/z—> 10 20 30 40 50 60 70 80 90 100 110 120 130 5.60 5.80 6.00 6.20

12475.D 052202.M Thu May 30 10:43:28 2002 Page 13

NYC-WTC_000014142