GCMS blank analysis results for sample AD30605, Jan 2002

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Laboratory report documenting GCMS blank analysis for volatile organic compounds on sample AD30605 conducted on January 10, 2002.

NYC-WTC_000017542–000017555

Folder label: “GCMS X 12/20/01 A 1/9/02”

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NYC 9/11 Public Portal Document

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Data File M:\INSTRU~1\2O9\DATA\JAN0802\LBB.D Vial: 18 Acq On 9 Jan 2002 5:55 am Operator: 209 GALOS Sample gems scan 12/20a Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\GCMS0103.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 6 Benzoic acid, 4-ethoxy-, ethyl Concentration Rank 7 R.T. EstConc Area Relative to ISTD R.T.

20.86 0.44 ug/1 137296 Acenaphthene-dl0 20.39 Hit# of 5 Tentative ID MW MolForm CAS# Qual

Benzoic acid, 4-ethoxy-, ethyl este 194 C11H1403 023676-09-7 96 2 Benzenepropanoic acid, 4-methoxy-, 194 C11H14O3 015823-04-8 43 3 ortho-Hydroxypropiophenone 150 C9H10O2 000610-99-1 38 4 Ethyl 3-hydroxybenzoate 166 C9H10O3 007781-98-8 38 Abundance Scan 1723 (20.860 min): LBB.D (-) m/z 120.95 1 00.00% i 121

5000 149 138 194 39 65 93 166 ■ ■ i ■ ' ■ ■ i • ■ aTi i’1 . > । । . 20.60 20.80 21.00 21.20 1 50 1, 76 il 103 I'11111" 'i"1. 111111 179 m*ptmptpm ■ i ■ ■ "i ■1 ■ ■ i ■ "i" m/z 149.00 48.82% m/z-> :20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 Abundance #21260: Benzoic acid, 4-ethoxy-, ethyl ester 121

149 5000 T T T T 138 20.60 20.80 21.00 21.20 194 65 93 166 m/z 194.OS 28.90% 27

miz-> I . । ....!.... । .... ।... . ।....! 1 | ■ mm I.... 1..., I.. I. j.... I.... 11 ‘ 1’4 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 Abundance #21262: Benzenepropanoic acid. 4-methoxy-. methyl ester 121

20.60 20.80 21.00 21.20 5000 m/z 138.05 25.71% 194 134 108 151 163 m/z-> :20 30 40 50 60 70 80 90 100 110 120 130 146 150 160 170 180 190 200 Abundance1 #9726: ortho-Hydroxypropiophenone T T T IIT 121 20.60 20.80 21.00 21.20 m/z 65.05 21.56% 5000 65 150 93 27 77 1 । 131 • ■! ‘ | —00—H-rnrH-rTp-r | ‘ ‘ ‘ ‘‘ ‘ 11 ■ ■ ■ ■ l ■ • ■ ■ I''" I “ ‘ ‘ I ‘“ I" ‘ I’’ 1 1 1 “ 1 m/z—> 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 20.60 20.80 21.00 21.20

LBB.D GCMS0103.M Thu Jan 10 16:15:30 2002 Page 6

NYC-WTC_000017553

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NYC-WTC_000017571

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