GCMS blank analysis results, sample AE09771, May 2002

NYC 9/11 Public Portal Document

Library Search Compound Report Data File C:\MSDCHEM\l\DATA\050602\0425LB.D Vial : 16 Acq On 6 May 2002 11:56 pm Operator: Mclean Sample 4/25 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 1 2-Pentanone, 4-hydroxy-4-me... Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T. 5.97 9.38 ug/L 7377720 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 83 2 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 78 3 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 72 4 Acetone_______ 58 C3H60 000067-64-1 38 Abundance Scan 492 (5.970 min): 0425LB.D (-482) (-) m/ z 43.10 100.00% 43

5000 59 i ] < । i I | i I I I ] CI I I ] I I ! I "| I 101 5.60 5.80 6.00 6.20 6.40 ................................... .. 53 67 73 83 , | * i ■ 1 ■ ' i 1 1 1 ■ 1 1 ' 1 f rf ki ■ I* । ( ' । । 1 । 1 । । -r-1 , । । । । ■ । । f । । >11 । । । m/z 59.10 36.75% m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #5851: 2-Pentanone, 4-hydroxy-4-methyl- 43

5000 59 560 .. I__ 5.80 6.00 6.20 6.40 m/z 58.10 23.65% — 101

m/z-> ......... 10 20 77,32. 30 38,140 —T+ 60—— 67 72 77 83 ——————— 70 80 50 91 96. | 48 53, 90 100 110 Abundance #109755: 2-Pentanone, 4-hydroxy-4-methyl- 43 l/,tl/"TBB-ETO/T/*1/1/d//t/kd, 5.60 5.80 6.00 6.20 6.40 5000 m/z 101.10 14.16% 59

15 31 101 I 26, i 381 i—।—P—F—i—।—i—i—1111 p r~i—।—1 1 1 I [—I T 53., 83 , I I ' 1 1 ■ i 1 ■ 1 ' i 1'' ■ ' i 1 1 ' 1 I 1 r i 1 n/z--> 10 20 30 40 50 60 70 80 90 100 110 Abundance #109756: 2-Pentanone, 4-hydroxy-4-methyl- 43 5.60 5.80 6.00 6.20 6.40 m/ z 41.10 6.01%

5000 59

Ra — 101 ............ 26,31 , 38, 1 < । 1 ' 1 1 । 1 1 i 1 । ■ 1 ' । 1 tu 1 "i ' ''I i ‘ 83 93 ' i ' ' ■ ' i ' 1 1 ' i ' ‘ । ' I ' ' ' 1 I ' TTIPIIT1*1—PP—I—PT—- m/z--> 10 20 30 40 50 60 70 80 90 100 110 5.60 5.80 6.00 6.20 6.40

0425LB.D 050102.M Tue May 07 15:39:45 2002 Page 4

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