GCMS sample AE08755 results, April 26, 2002

NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C: \HPCHEM\ 1 \DATA\APR2 202\8755.D vial: 11 Acq On : 22 Apr 2002 6:58 pm Operator: Sample : gc/ms scan 4/11 Inst : 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\GCMS0412.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 2 2-Pentanone, 4-hydroxy-4-methy Concentration Rank 1

R.T. EstConc Area Relative to ISTD R.T. 8.19 6.34 ug/1 840528 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 40 2 tert-Butyl Hydroperoxide 90 C4H10O2 000075-91-2 37 3 3 -Hydroxy- 2 -pentanone 102 C5H10O2 003142-66-3 9 4 Acetone 58 C3H60 000067-64-1 9 Abundance 1 Scan 342 (8.186 min): 8755.D (-) m/z 42.95 100.00% 43 59 5000 101 7.80 0— . 8.00 8.20 8.40 8.60

iz—> .............. . 10 20 30 40 50 +53+ TTT 60 70 80 69 83 ■ • i ' ■ ■ 1 i ■ • ■ ' I 1 90 — 100 110 m/z 59.05 51.43% Abundance #64274:2-Pentanone, 4-hydroxy-4-methyl- 43

5000 59 7.80 8.00 8.20 8.40 8.60 m/z 101.05 22.32% 27 101

niz-> .......................... I, ,1............. [ 1 i ' • ■ ■ i ■ ■ ‘ ■ I ‘ ‘ ‘ ‘ I 10 20 30 40 50 +49+ 60 70 I ■ ■ ■ ■ i ■ • ‘ 1 i

80 83 ' ■ i ' ■ ■ 1, i I ‘ ■ ■ ■ i ■ 90 100 110 Abundance #922: tert-Butyl Hydroperoxide 59 43 r i 1 ' 1 ' i 1 n 1 1 1 1 i 1-1 7.80 8.00 8.20 8.40 8.60 5000 m/ z 58.05 16.45%

miz-> 10 20 । 31I . 30 37। । 40 —l50 I ' ‘

60 • i ■ ‘ ‘‘ i • ■ ' ' i • • ' ■ i ■ ■ ■ ■ i ■

70 80 90 100 110 Abundance #1691:3-Hydroxy-2-pentanone 1 5 ■ ■ I ‘ ‘ ' 1 I ‘ ‘ M ‘ ‘ ‘ I ' ' 31 59 7.80 8.00 8.20 8.40 8.60 m/z 41.05 8.36% 5000 45 15 ■ ■ i ■ ■ ■ ■ i ■ ■ ' ■ i ' 1 ■ ' i 1 • ■ i • ■ ,I • ■66' ■ i 73 84 102 ' ■ ■ ■ i ■ ■ ' ' i ' ' ' ' i 1 ‘ ■ ■ i ‘ 1duutm—t10muum /z—> 10 20 30 40 50 60 70 80 90 100 110 7.80 8.00 8.20 8.40 8.60

NYC-WTC_000048961