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GCMS analysis results for unknown compounds, sample AE10198, May 2002

Machine-extracted title · confidence 95%

Laboratory report showing gas chromatography-mass spectrometry results for unidentified organic compounds in sample AE10198 on May 10, 2002.

NYC-WTC_000044885–000044901

Folder label: “GCMS X 4/30/02 A 5/8/02”

←Page 11 of 17→
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NYC 9/11 Public Portal Document Library Search Compound Report

Data File C:\MSDCHEM\1\DATA\050802\10198.D Vial : 16 Acq On 9 May 2002 3:38 am Operator: Mclean Sample 4/30 eh Inst : Instrumen Mise : Multiplr: 1.00 MS Integration Params: LSCINT.e

Quant Method : C:\MSDCHEM\1\METHODS\050102.M (Chemstation Integrator) Title : 508 Modified GC/MS scan ■Library : C:\DATABASE\NIST98.L ********************************************************************* Peak Number 3 2-Pentanone, 4-hydroxy-4-me... Concentration Rank 1

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

5.97 11.91 ug/L 11303000 1,4-Dichlorobenzene-d4 9.94

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 86 2 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2—72 3 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 64 4 Acetone______ 58 C3H60 000067-64-1 32 Abundance Scan 492 (5.970 min): 10198.D (-473) (-) m/z 43.10 100.00% 43

5000 59 101 1 । ■'11।1 111 । ■ 1 1 1 । 1 1 1 1 । ' 5.60 5.80 6.00 6.20 6.40 ..............................37 , 53, 69 83 | 119125 O+ 1 I । । I । i । । i । । । i I I r [ t 1 I I I I ' I ' 1[ I I 1il J l < I । | i i r 1 | । I I I | I i I i | p ~ I i I | i I i | > T m/z 59.10 34.41% n/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #109755: 2-Pentanone, 4-hydroxy-4-methyl- 43

5000 I Pe 1 59 560 5.80 6.00 6.20 640 m/z 58.10 22.29% 15 101

m/z--> ol .. . t । i 25,31 10 37, |, r 1111 ‘ | i i ■ 11111

20 30 40 50 +53+ 60 70 80 90 100 110 120 130 • | । , । I ।1 11 । i'i । 11 । 83 , | hrr1 1 1 i > । । ।' । । ।'

Abundance #109756: 2-Pentanone, 4-hydroxy-4-methyl- 43 5 60 5.80 6 00 6.20 6.40 5000 59 m/z 101.10 13.58%

......... 25,31 37 , 0 83 93 101 । ol 1■i■ ' 11i ■ ' 11 i 1 1 ' 1 1 i । 1 । । ,'I ■ T । । i I । । । । । । । i । । । । I i I IT—T i i i” f i i r-] i i i i । rr

m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #5851: 2-Pentanone, 4-hydroxy-4-methyl- 43 560 5.80 6.00 6.20 6.40 m/z 41.10 6.16% 5000 59 — 101 + — *1 — , — I I „ . 0 ........ 271371 +r 53,. I I I > 1 I I I I I rf I I I I t I I 1 TIT I I I I [ I I 67 I > I I I 77 8,3 91 , | 1 ■ i ' 1 1 1 i ' 1 ■ 1 i 1 1 1 1 i ■ ' ’ 1 i 1 1 1 ■ i ' ■ /z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 5.60 5.80 6.00 6.20 6.40

10198.D 050102.M Thu May 09 13:35:22 2002 Page 6

NYC-WTC_000044895

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