GCMS analysis results for sample AE09335, May 2002

NYC 9/11 Public Portal Document

Data File C:\MSDCHEM\1\DATA\050202\9335.D Vial: 13 Acq On 2 May 2002 9:27 pm Operator: Mclean Sample 4/29 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 4 2-Pentanone, 4-hydroxy-4-me... Concentration Rank 1

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

5.98 10.85 ug/L 10492900 1,4-Dichlorobenzene-d4 9.94

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 90 2 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 72 3 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 64 4 Acetic acid, 1,1-dimethylethyl e... 116 C6H1202 000540-88-5 36 Abundance Scan 493 (5.976 min): 9335.D (-478) (-) m/ z 43.10 100.00% 43

5000 59 Ti | । > i I । i ) । i ] T । 1 । । 1 । । 1 । 1 1 101 83 , | 125 5.60 5.80 6.00 6.20 6.40 ................ 37 1 11 ' ltr 1 I I 1 I t I 53, | I I I I | I I I I J T 69 II’I’IIII ' r' । । । 1 1 " i " m/z 59.10 36.56% m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 A Abundance #109755: 2-Pentanone, 4-hydroxy-4-methyl- 48

5000 ■ । 1 ■ ■ 1 । 1 1 1 1 i ' ■ 1 r । 1 1 ■ ■ । 1 ■ 59 5.60 5.80 6 00 6.20 6.40 m/z 58.05 21.52% 15 31 101 .... . 251, 374 53, i । । |~i‘l 83 , I I ■ ■ 1 1 i 1 1 ■ ' i ''' ■ ■ i ‘ ' 1 1 i ' ' 1 1 i 1 1 1 ' i 1 1 1 1 i 1 1

rn/z--> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #109756: 2-Pentanone, 4-hydroxy-4-methyl- 43 i | > । I । | I I I I | I I 1 1 ' | I I r I | i i

5.60 5.80 6.00 6.20 6.40 5000 m/z 101.10 15.50% 59

......... 25,31,37, 83 93 । 92 — 101 1 ■ i 1 1■1i'' 1 1 i 1 ■ ' 1 i1 TTTH4 *T01d/1d///111—n////—//—/———————I—B—nTn.n /z—> 10 20 30 40 50 60 70 80 90 100 110 120 130 I | I _ I | I I I T y I I I | I | I I | I I

Abundance #5851:2-Pentanone, 4-hydroxy-4-methyl- 43 5.60 5.80 6.00 6.20 6.40 m/z 41.10 5.95% A 5000 59

m/z--> ........ 11 i 1 11 1 i 1'271371 10 20 53 1' r11 1 ' r' I ' *4* 30 40 50 60 67 77 83 91 I I I I I I I I I I I II I I' I I I I ip I-1- 70 80 90 101

100 | I I I I I I I 1 I I TT 110 120 130 ... J T1d" f '] ‘I rr T t [ TOCB—a-d0/dd1n 5.60 5.80 6.00 6.20 6.40

9335.D 050102.M Mon May 06 13:59:47 2002 Page 9

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