GCMS results log, sample AD26982, Dec 11 2001

NYC 9/11 Public Portal Document

Library Search Compound Report

Data File C:\HPCHEM\l\DATA\DEC0601\26982.D Vial: 24 Acq On 7 Dec 2001 7:05 am Operator: GALOS Sample gc/ms unknown Inst : GC/MS Ins Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\HPCHEM\1\METHODS\NP112701.M (RTE Integrator) Title : 208 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 6 2-Pentanone, 4-hydroxy-4-methy Concentration Rank 1

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

7.85 3.00 ng/uL 1244480 ... 1,4-Dichlorobenzene-d4 11.89

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-hydr'oxy-4-methyl -116 C6H12O2 000123-42-2 64 3 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 50 4 Acetic acid, I ,Z- dimethylethyl este 116 C6H1202 000540-88-5 28 ■Abundance “/“Scan 328 (7.852 min): 26982.D (-) m/z 43.0.0 100.00% • 43

5000 59

101 53., | 7.60 7.80 8.00 8.20 ............................................ 38 I 69 83 i T*IT > > । I > ' । > I > 1tdIt —IPH +1 11 ■ | ■ ■ ' ■ | -I— m/ z 59.10 43.98% m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #64274: 2-Pentanone, 4-hydroxy-4-methyl- 43

5000 59 7.60 7.80 8.00 8.20 m/z 58.10 17.42% i ■ ■ ■ ' i ' ' 27 ■ ■ i I ' ' ' ■ i 49 ... I 83 101 — m/z-> 10 20 30 40 50 60____ 70 80 90 100 110 •Abundance #3245: 2-Pentanone, 4-hydroxy-4-methyl- 43

7.60 7.80 8.00 8.20 5000 59 m/z 101.05 14.60%

31 83 101 1 1BT-BDT—B—.RTl ' 73 I m/z-> 10 20 30 ___ 40___ 50____ 60 70 __ 80 90 100 110 •Abundance #64275: 2-Pentanone, 4-hydroxy-4-methyl- i ' ■ ’ ■ i ' ' 43 7.60 7.80 8.00 8.20 m/z 41.10 7.07% 5000 59

15 31 — 101 83 | i ■ ■ ■ ■ i —-------- — 1 ' 1 I 1 't ImB—mm i ।। . m/z-> 10 20 30 40 50 60 70 80 90 100 110 7.60 7.80 8.00 8.20

26982.D NP112701.M Tue Dec 11 14:48:53 2001 Page 6

NYC-WTC_000032356