GCMS analysis results for sample AD27628, Jan 2002

NYC 9/11 Public Portal Document

Library Search Compound Report

Data File : C : \HPCHEM\ 1 \DATA\DEC19 0127628.D Vial: 18 Acq On 20 Dec 2001 1:24 pm Operator: GALOS Sample : gems unknown 11/16 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 8 2-Pentanone, 4-hydroxy-4-methy Concentration Rank 1

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

7.83 5.60 ng/uL 1323680 1,4-Dichlorobenzene-d4 11.87

Hit# Of 5 Tentative ID MW MolForm CAS# Qual

1 2-Pentanone, 4-hydroxy-4-methyl - 116 C6H1202 000123-42-2 42 2 Acetic acid, 1/1-dimethylethyl este 116 C6H1202 000540-88-5 28 3 2-Pentanone, -hydroxy-4-methyl- 116 C6H12O2 000123-42-2 25 4 Acetic acid, cyano-, 1,1-dimethylet 141 C7H11NO2 001116-98-9 23 (Abundance Scan 326 (7,830 min): 27628.D (-) m/ z 43.10 100.00% 43

59 5000-

101 — 7.40 7.60 7.80 8.00 8.20 53 , I ........................................ 3# 1, 69 83 ' 'i ■ 1 1 ■ I 1 ' • ■ i ■ ■ ■ T I ' t ■ l —1+ ■ i ■ • > ■ i ■ ■ > . • I m/ z 59.10 52.4 9% miz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #64274: 2-Pentanone, 4-hydroxy-4-methyl- 43

5000- 59 7.40 7.60 7.80 8.00 8.20 m/z 101.05 17.40% 27 83 101 i I I 49 —I TI miz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #3292: Acetic acid. 1,1-dimethylethyl ester 43 7.40 7.60 7.80 8.00 8.20 5000- 57 m/ z 58.10 14.90% i 101 15 I 27 | I 1 1 । 1 1 ■ 1 i ——m—mm—mon i , p ■ । m/z--> 10 20 30 40 60 50 70 80 90 100 110 Abundance #64275: 2-Pentanone, 4-hydroxy-4-methyl- .................. — 43 7.40 7.60 7.80 8.00 8.20 m/z 41.1.0 7.11% 5000 59

15 31 . 83 101 । ... I.... LL T I 1,1 i • ' ' ■ i • ' ' ■ i 1'1 1 ' i ' ' ■ 1 i ' ' i ■ TPMAf m/z-> 10 20 30 40 50 60 70 80 90 100 110 7.40 7.60 7.80 8.00 8.20

27628.D NP112701.M Fri Dec 21 09:19:22 2001 Page 8

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