GC/MS blank analysis results, Jan 25 2002

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Data File C: \HPCHEM\ 1 \DATA\DEC3101 \LBE. D Vial: 40 Acq On 2 Jan 2002 2:43 am Operator: 209 GALOS Sample gems scan 12/19a 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 4 2-Propanone, 1-(1-methylethoxy Concentration Rank 10

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

18.16 0.24 ug/1 103043 Acenaphthene-diO 20.56

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 2-Propanone, -(1-methylethoxy)- 116 C6H12O2 042781-12-4 25 2 2-Butanol, 2 nitroso-, acetate (est 145 C6H11NO3 013880-90-5 9 3 Oxirane, trimethyl- 86 C5H10O 005076-19-7 9 4 2-Cyclop .ten-l-one, 3-amino-2-meth ill C6H9NO 069687-85-0 9 Abundance Scan 1429 (18.160 min): LBE.D (-) m/z 43.00 1 00.00% 43 57 5000 73 111 95 —TTrrrTfmmuuTpidfir 67 17.80 18.00 18.20 18.40

mz-> laponosponet 20 30 40 +5044 50 86 - Tpan*mutnur I r l 1+41 | i l127 136 146 i'i 13031 1 TT 60 70 80 90 100 110 120 130 140। 150 m/z 57.00 60.68% Abundance #3286:2-Propanone, 1-(1-methylethoxy)- 433

5000 n 'V- f? 11 21 —rf 17.80 18.00 18.20 18.40 27 , 58 73 m/z 73.00 44.93% l - miji - A ■. 11munuip——n—ntnuoononupotpnuurrotpor Wz-> 20 30 40 50 60 70 80 90 100 110 120 130 140 150 Abundance #8596:2-Butanol. 2-nitroso- acetate (ester) 43 -A,A-------A*PP* 17.80 18.00 18.20 18.40 5000 m/z 111.10 35.76% 73 27 56 115 34 i ■ i > ■ • i । > i . . ] । jh 86 11444*8**4p****[*1**** 145 miz-> 20 30 40 50 60 70 80 90 100 110 120 130 140 150 Abundance #728: Oxirane, trimethyl- IIIII’ 43 58 17.80 18.00 18.20 18.40 m/z 69.0.0 25.91% 5000 27

m/z-> -4+ 11111 71 86 1144st/a***8*418** ■ i ‘ ■ 20 30 40 50 60 70 80 90 100 110 120 130 140 150 T-j-r-r ‘ ' I ‘ ‘ 17.80 18.00 18.20 18.40 ' I '

LiBE.D GCMS1126.M Fri Jan 25 12:07:35 2002 Page 4

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