GCMS data file header for May 24-28, 2002

NYC 9/11 Public Portal Document Llbrary searcn compound ueporc

Data File : C:\MSDCHEM\l\DATA\052802\524LB.D Vial: 3 Acq On : 28 May 2002 3:56 pm Operator: McLean Sample : 5/24 ad Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\1\METHODS\052202.M (Chemstation Integrator) Title : 508 Modified GC/MS scan *** Library : C:\DATABASE\NIST98.L Peak Number 7 2-Pentanone, 4-hydroxy-4-me... Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T. 5.92 10.53 ug/L 6939880 1,4 -Dichlorob‘enzene-d4 9.89

. 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 47 4 Acetic acid, 1,1-dimethylethyl e... 116 C6H1202 000540-88-5 25 Abundance Scan 484 (5.923 min): 524LB.D (-477) (-) m/z 43.10 100.00% 43 __

5000' 59 e

101 ' 1 ‘ i ‘ ‘ ' I ‘ 1 ' ' I ' 1 ■1 1 1 1 1 1 1 I 83 5.60 5.80 6.00 6.20 miz-> 01 r.... 10 —20... 1...381/ 30 40 . 48 53,„ 1,1 1 I ' 1 1 ;TT————mmmTTT 50 ।60 70 80 90 100 110 m/z 59.10 39.14% Abundance #109755:2-Pentanone, 4-hydroxy-4-methyl- 43

5000 IIBBBnno 59 5.60 5.80 6.00 6.20 m/z 58.10 21.96% 15 21 101

nz-> 01 ...10 J. —20 2%.3730 . 38,140 +53+ 50 — ———— 60 70 80 83 90 100 [ 110 Abundance #109756:2-Pentanone, 4-hydroxy-4-methyl- 43 TTnnnT 5.60 5.80 6.00 6.20 5000 59 m/z 101.10 15.51%

93 . 101 01 . 26,31,381 IH • ' I ‘ 1 ‘ ‘ I ' ‘ 1 1 I ' 1 1 1 1 1 83 93 | l • ' • ■ I1' ' ' 1’4 . . | . r r i |'i > 1 I c 1 miz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #5851:2-Pentanone, 4-hydroxy-4-methyl- 4 i11''r 43 5.60 5.80 6.00 6.20 rn/z 41.05 6.10% 5000 59 101

miz—> 0 ......... 10 77,32.38,40 .1 48s 5053, 60 677072 778083 9091 96,100| 20__ 30 1- ' '''i > । ■ ■"! ■ ■ — ' i' ■ ■ 1 • i ■ I I I I 110 1’2,2B/9/—I——————O/GCETT—nTmT 5.60 5.80 6.00 6.20

524LB.D 052202.M Thu May 30 10:44:15 2002 Page 10

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