GCMS analysis report for sample AE02335, March 2002

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Data File C:\MSDCHEM\l\DATA\030402\2335.D Vial: 7 'Acq On 4 Mar 2002 3:11 pm Operator: McLean Sample 1/31 Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\MSDCHEM\1\5973N\5080302.M (RTE Integrator) Title : Quantitation For Method 508gcscan Library : C:\DATABASE\WILEY7N.L

Peak Number 4 Benzoic acid, 4-ethoxy-, et... Concentration Rank 12

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

18.79 0.56 ug/L 287204 Acenaphthene-dl0 18.17

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Benzoic acid, 4-ethoxy-, ethyl e... 194 C11H14O3 023676-09-7 96 2 Benzoic acid, 4-ethoxy-, ethyl e... 194 C11H1403 023676-09-7 91 3 Ethylparaben 166 C9H10O3 000120-47-8 60 4 Benzoic acid, 4-hydroxy-, ethyl ... 166 C9H10O3 000120-47-8 60 Abundance Scan 1733 (18.795 min): 2335.D (-) m/z 121.10 100.00% 121

5000 149

138 194 65 93 166 18.40 18.60 18.80 19.00 19.20

m/z-> 0+ -r-T-p-m-j-r 20 40 60 H +1 50 80 „ 76

100 120 . 140 109 160 180 200 --- m/z 149.10 48.62%

Abundance #105823: Benzoic acid, 4-ethoxy-, ethyl ester $$ Benzoic a... 121

149 5000 I.... I....■ • i • ■ ■ ■ i • • 18.40 18.60 18.80 19.00 19.20 138 194 m/z 138.10 31.46% 29 65 93 166 15 1 1.50 J 76 I 109 L I 179 Of • ‘ i • • ■ i ‘ ■1 • ।—*** . . । . n . ! ** . .। . . . i । i /z-> 20 40 60 80 100 120 140 160 180 200 Abundance #105824: Benzoic acid, 4-ethoxy-, ethyl ester 121

149 18.40 18.60 18.80 19.00 19.20 5000 m/z 194.10 28.86% 194 65 138 93 166 50 , 76.109 179 Of TIInnTT T-r-t-p-rT-rT-rTTTT-p-rn-r-p-l-rTTT-rT-rYT-r-^^ m/z-> 20 40 60 80 100 120 140 160 180 200 Abundance #67025: Ethylparaben _ IIssgana M 1111 ■ 11 ■ 121 18.40 18.60 18.80 19.00 19.20 m/z 65.10 24.91%

5000

138 166 65 93 39 0 -1520,27,4440.93.. 81 1 109 ‘ i' ■ ■ 1 ■ i ■ | • ! • , | 151 J,.......... _Ma m/z—> 60 80 100 120 140 160 180 200 18.40 18.60 18.80 19.00 19.20

2335.D 5080302.M Mon Mar 18 08:31:23 2002 Page 6

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