GCMS results for sample AE09091, April 30, 2002

NYC 9/11 Public Portal Document

Data File : C:\HPCHEM\1\DATA\APR2502\9091.D Vial: 22 Acq On : 26 Apr 2002 12:48 pm Operator: Sample : re-inject 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 1 2-Pentanone, 4-hydroxy-4-methy Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T. 8.19 6.06 ug/1 622656 1,4-Dichlorobenzene-d4 12.21

Hit# of 5 'entative ID MW MolForm CAS# Qual

1 2-Pent ano: , 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 50 2 Acetic a d, 1,1-dimethylethyl este 116 C6H12O2 000540-88-5 33 3 tert-Bu 1 Hydroperoxide 90 C4H10O2 000075-91-2 25 4 2-Prop. ol, 2-methyl- 74 C4H10O 000075-65-0 17 Abundance Scan 342 (8.188 min): 9091.D (-) m/z 43.00 100.00% 43

5000 59

101 7.80 8.00 8.20 8.40 8.60 384 +53+ 19)B3 69 83 —2—TIr — 1I , m/z 59.05 50.42% miz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #64275:2-Pentanone, 4-hydroxy-4-methyl- 43

5000 59 7.80 8.00 8.20 8.40 8.60 m/z 101.05 20.73% 15 31 . 101 I ‘ ■ i ■ • ■ ‘ i ■ ■ ■ ■ i ■ ■ TI+ 1 I’’l i 1 1 ■ ■ i • ■ ■ ■ i 1 * 1 1 i ' 1 1 1 r' 1 1 1 1 1 miz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #3292: Acetic acid, 1,1-dimethylethyl ester ' 43 7.80 8.00 8.20 8.40 8.60 5000 57 m/z 58.05 16.39% 101 15 27 aa I I* 1 i ■ • ■ ■ i ' ■ ■ ■ i 1 1 1 1 I 1 ' 1 1 1 1 ' ' 1 1 1 mfe-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #922: tert-Butyl Hydroperoxide 59 7.80 8.00 8.20 8.40 8.60 43 m/z 41.05 8.09% 5000

31 . — ' ■ i ■ ■ ■ ■ i ■ ■ ■11371 ................... ■ i ' ■ ■ ■ i 1 I ■ ■ ■ ■ i ■ ■ ■ ■ i ' 1 i 1 ' ' 1 i ' ' 1 1 l ' -1- i ? । i i ?*hA, m/z—> 10 20 30 40 50 60 70 80 90 100 110 7.80 8.00 8.20 8.40 8.60

9091.D GCMS0412.M Fri Apr 26 14:50:05 2002 Page 1

NYC-WTC_000049490