GCMS analysis results for sample AD27774, Jan 2002

NYC 9/11 Public Portal Document

Library Search Compound Report

Data File : C:\HPCHEM\l\DATA\DEC1901\27774.D Vial: 34 Acq On : 19 Dec 2001 11:28 pm Operator: 209 GALOS Sample : gc/msunknown 11/19 Inst. : GC/MS 209 Mise : Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\HPCHEM\1\METHODS\GCMS1126.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.

7.65 2.38 ug/1 722148 1,4-Dichlorobenzene-d4 11.66

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Pentanone,/4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 83 2 Acetic acid', 1,1-dimethylethyl este 116 C6H12O2 000540-88-5 28 3 CH2=CHCH?C(O)OCH3 100 C5H802 003724-55-8 10 4 3 -Hydroxy- 2-pentanone 102 C5H10O2 003142-66-3 9 Abundance Scan 284 (7.649 min): 27774.D (-) m/ z' 42.95 ” 100.00% 43

5000 59

101 1 I ■ ' ' 1 I ' ' ' 1 1 1 ' 69 83 , | 7.40 7.60 7.80 8.00 J miz-2 -.10...... 20 38 — + 30 40 50 53., 60 T0———TTTT 70 80 90 100 110 m/z 59.05 44.19% Abundance #64274: 2-Pentanone, 4-hydroxy-4-methyl- i 43

5000 59 7.40 ' 7.60 7.80 8.00 m/z 58.05 16.89 27 ; 83 101 mz-> ------- 10 20 30 40 +49+ 50 60 '') » • ' ‘ I " ' ■ ■ I * ‘■ I < ■ • i l ’ • > ■ . I 70 80 90 100 110 Abundance #3292: Acetic 00d, 1,1-dimethylethyl ester 43

___ 7.40 7.60 7.80 8.00 5000 57 m/z 101.05 16.74 101 1 27 T TTPuunTTT ' ' TII I I I I I miz-> ___ 10........ 20 30 40 50 60 70 80 90 100 110 Abundance #1448: CH2=CHCH2C(O)OCH3 1 1 I 1 ■ ■ ' i ■ ■ ■ ■ i ' ' ■ ' i ' ' 43 7.40 7.60 7.80 8.00 m/ z 41.05 7.48 5000

1 58 ............ 38, 1 1 I 1 ' 72 100 1 1 i ' 1 1 ' i ■ ■ ■ ' i ■ 1 ■ 1 r1 i 1 ' ■ ■ i * ■ ' ■ i ■ ■ ■ ' i ' ■ ■ ' I ' 1 1 ' I m/z—> 10 20 30 40 50 60 70 80 90 100 110 7.40 7.60 7.80 8.00

27774.D GCMS1126.M Wed Jan 02 12:03:51 2002 Page 1

NYC-WTC_000033621