GCMS reanalysis note for sample AE08264, May 6 2002

NYC 9/11 Public Portal Document

Library Search Compound Report

Data File C:\HPCHEM\l\DATA\MAY0102\8264.D Vial: 3 Acq On 1 May 2002 9:55 am Operator: Sample gc/ms scan 4/23 Inst : 209 Mise : Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\HPCHEM\1\METHODS\GCMS0501.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 1 2-Pentanone, 4-hydroxy-4-methy Concentration Rank 1

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

8.18 13.51 ug/1 844828 1,4-Dichlorobenzene-d4 12.21

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 78 2 3-Hydroxy-2-pentanone 102 C5H10O2 003142-66-3 9 3 CH2=CHCH2C(0)OCH3 100 C5H802 003724-55-8 9 4 2,3 -Butanedione , monooxime 101 C4H7NO2 000057-71-6 5 Abundance Scan 342 (8.176 min): 8264.D (-) m/ z 43.05 100.00% 43

5000 59

"kk 101 780 8.00 8.20 8.40 8.60

m/z-> 10 i 1 1 ' 1 i 1 1 1 1 i ■ 1 ■ 1 1 1 20 30 38 I +r —53441 40 50 60 69 70 80 83 il 90 <100J'.. 110 m/ z 59.10 44.47% Abundance #64274: 2-Pentanone, 4-hydroxy-4-methyl- 43

5000 I 5 T I I I | I I ! 1 | I I I I | I I r I | l |

59 780 8.00 8.20 8.40 8.60 m/z 58.10 15.11% 27 101

m/z—>10 ......... | 1 ' i 1 ■ ' 1 i ‘ 20 ‘ ' i 30 — 40 +4950—+ 60P-IT 70 80 83 90 1 J1 1 1 ' I "r 100 110 Abundance #1691:3-Hydroxy-2-pentanone 31 59 ................. i । l n । i-1 i i ... _.............. । । । i । • । । । । । । i 780 8.00 8.20 8.40 8.60 5000 m/z 101.15 12.95% 45 15 ..... I,..... II....... 1 T i 11 i । i । ii । । । n [ r 1 ' i 1 ' 66 73 84 102 — — i i j —i i i । i i f r m — । r' i । । । । m/z-> 10 20 30 40 50 60 80 70 90 100 110 Abundance #1448: CH2=CHCH2C(O)OCH3 43 780 8.00 8.20 8.40 8.60 m/z 41.05 7.16% N 5000

58 100 m/z--> .......... 39 H i ■ ■ ■ ■ i ■ ■ ■ ■ । 1 ■ ■ । I । 10 20 30 40 ...... 50 160.....7270 100* 80 90 100 110 7.80 8.00 8.20 8.40 8.60

8264.D GCMS0501.M Thu May 02 05:30:23 2002 Page 1

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