GCMS blank analysis report for sample AE12735, June 2002

NYC 9/11 Public Portal Document LIbrary search compound Report Data File C:\MSDCHEM\1\DATA\06070 2\LBA.D Vial: 10 Acq On 7 Jun 2002 3:55 pm Operator: Sample gc/ms scan 6/3 Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\1\METHODS\060302.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L ********************************************************************* Peak Number 11 2-Pentanone, 4-hydroxy-4-me... Concentration Rank 10 R.T. EstConc Area Relative to ISTD R.T. 5.95 0.60 ug/L 419264 1,4-dichlorobenzene-d4 9.89 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 56 2 Acetone 58 C3H60 000067-64-1/9 3 2,3-Butanedione, monooxime 101 C4H7NO2 000057-71-6 9 4 Acetone 58 C3H60 000067-64-1 9 Abundance Scan 489 (5.952 min): LBA.D (-482) (-) m/z 43.10 160.00% 4

5000 59

niz-> 0- PP-—+ 10 20 30 38 40 +50 49

60 70 80 85 90 101 | 100 110 560 m/z 5.80 59.10 6.00 6.20 25.90% Abundance #5851:2-Pentanone, 4-hydroxy-4-methyl- 43 ...................... ........... .................

5000 560 5.80 6.00 6.20 59 m/z 58.10 24.12% 101

niz-> 0- ......... 4 32.38, +48,53+ 10 20 30 40 50 67 72 77 83 —TB——TBT+IRTTT 60 70 . 80 91 96, | 90 100 110 Abundance #109708: Acetone 43 ■ ■ i ■ ■ 1 1 i ■ • 5 60 5.80 .. . 11A6.20 6.00 5000 m/z 101.10 10.86% 58

27 20 z-> 0- — 10 20 30 40 +53 50 60 114411*4**I’’’11+’ 1I14’1I4 70 80 90 100 110 Abundance #4635:2,3-Butanedione, monooxime 1 1 i 1 1 1 ' i ■ ' ' ■ i ■ • ‘ 1 i ■ ■ ■ ■ i ■ 4 5.60 5.80 6.00 6.20 m/z 49.10 8.63% 5000

15

n/z-> 0 —+25.32.38 , 51 58 10 20 30 40 69 +1—1——————*———mTTWTTTTT 50 60 70 80 90 100 110 86 191 ■ ■ । ‘ 5.60 । ■ ■ ■ ■ । 5.80 6.00 ■ i' ■ ■ ■ । ■ 6.20

LBA.D 060302.M Mon Jun 10 11:27:33 2002 Page 14

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