GC/MS analysis results for sample AD30909, Jan 28 2002

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Laboratory report documenting gas chromatography mass spectrometry results for sample AD30909 conducted on January 28, 2002.

NYC-WTC_000018693–000018715

Folder label: “GCMS X 12/19/01 A 1/2/02”

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NYC 9/11 Public Portal Document

Library Search Compound Report ,Data File C: \HPCHEM\ 1 \DATA\DEC3101\30909.D Vial: 52 Acq On 2 Jan 2002 4:19 pm. 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 **************************************************** * * iciclcleieklelelekic'ifielfit Peak Number 7 Benzoic acid, 4-ethoxy-, ethyl Concentration Rank 6 R.T. EstConc Area Relative to ISTD R.T.

21.06 1.91 ug/1 582978 Acenaphthene-dl0 20.56

Hit# Of 5 Tentative ID MW MolForm CAS# Qual 1 Benzoic acid; 4-ethoxy-, ethyl este 194 C11H1403' 023676-09-7 70 2 Ethyl 3-hydroxybenzoate 166 C9H10O3 007781-98-8 38 3 Methylparaben 152 C8H803 000099-76-3 38 4 1-Pentanone, 1~ (4-hydroxyphenyl) - 178 C11H1402 002589-71-1 38 Abundance Scan 1744 (21.057 min): 30909.D (-) m/z 120.95 100.00% > 121

5000 149 138 194 65 93 39 50 , 76 85 T 20.80 21.00 21.20 2140 166 i • i •"' i ■ - — + 158.1/17%. .7 109 | m/z 149.00 cFsaaasppasspus 47.55% ■rrp-r m/z-> Abundance> 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 #21260: Benzoic acid, 4-ethoxy-, ethyl ester 121

149 5000 138 20.80 21.00 21.20 2140 194 65 93 166 m/z 138.0 28.48% 27 | ’111""1938111"T72921127311001110’72122119233033231 I i . . 1 , I < , J ) , , , I', , , , 1 , I I I l . . . . | H . ’ i *’ m/z-> 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 Abundance! #13943: Ethyl 3-hydroxybenzoate i 121 ' ' i ■ ' ' ' i ■ 1 ■ • i ■ 1 • ' i ' ■ 20.80 21.00 21.20 21.40 5000 m/z 194.0 27.62% 93 65 138 166 I 151 ; 111»> 11, ।, 11 >»> > ।> 111111,111 (। i r| i ITTITI 11 fl 11111 n r| 1111| 1111111 t’t 11111111111111111 miz-> 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 Abundance #66909: Methylparaben ■ 1 i ■ ■ ■ 1 i 1 1 ' 1 f1 1 1 1 i 1 1 i 121 20.80 21.00 21.20 21.40 m/z 65.05 20.10% 5000 152 65 93 / ------------------- 6 A. •1 >i > । । । । miz-> 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 20.80 21.00 21.20 21.40

30909.D GCMS1126.M Fri Jan 25 11:40:27 2002 Page 7

NYC-WTC_000018706

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