GCMS blank analysis results, sample AE10809, May 2002

NYC 9/11 Public Portal Document

Data File : C:\MSDCHEM\1\DATA\051402\0507LB.D Vial: 16 Acq On : 15 May 2002 2:34 am Operator: Mclean Sample : 5/7 kb Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\1\METHODS\050102.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L ********************************************************************* Peak Number 8 Benzoic acid, 4-ethoxy-, et.. Concentration Rank 13

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

19.19 0.58 ug/L 559852 Acenapthalene-dl0 18.56

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Benzoic acid, 4-ethoxy-, ethyl e... 194 C11H1403 023676-09-7/97 2 Benzoic acid, 4-ethoxy-, ethyl e... 194 C11H1403 023676-09-7 90 3 1,3-Cyclohexadiene-l-carboxylic ... 194 C12H1802 035044-59-8-53 4 4-(3-Hydroxyphenyl) -4-oxobutyric... 194 C10H10O4 1000194-36-9 53 Abundance Scan 2742 (19.190 min): 0507LB.D (-2731) (-) m/z 121.00 100.00% 121

149 5000 194 65 138 I I I I ..... .................... I I I l II II I I I I I l I I I 93 166 39 53 76 . ................. 18.80 19.00 19.20 19.40 19.60 0 r 1 r " 1 r ■" i11111' HH i *1' 'T“ 1' 1‘f 1' r 1 m/z 149.10 51.33% m/z-> 10 20 30 40 50 60 70 80 90 100110120130140150160170180190 200 Abundance #121177: Benzoic acid, 4-ethoxy-, ethyl ester 121

5000 149 194 ' 1 i ' / k 18.80 19.00 19.20 19.40 19.60 65 138 166 m/z 194.10 37.31% 93 0 TT-fT ।1 •'11 50.. 1 i' 76ifi i" " |1111111111091' " 11|1" ' i | | 179 (■ • । । । " i1 " i" ■ m/z-> 10 20 30 40 50 60 70 80 90 100110120130140150160170180190 200 Abundance #54970: Benzoic acid, 4-ethoxy-, ethyl ester 121

149 18.80 19.00 19.20 19.40 19.60 5000 m/z 138.10 24.77% 138 194 29 65 93 166 15 11 । 50 J 7,6. J. 103

m/z-> 0 11 । । 11 > r 11 j 11111 rri 11'1*11 i rtrtrrrtl’i ।'i i i । |'l l । i । i1 rri'। 10 20 30 40 50 60 70 80 90 100110 120 130140150160170180190 200 Kt m | 179 11 rl’i ri rl n TT " 11'

Abundance #121104:1,3-Cyclohexadiene-1 -carboxylic acid, 2,6,6-trime... 107 121 18.80 19.00 19.20 19.40 19.60 m/z 65.10 19.75%

5000 194 149 91 135 77 41 53 65 165 179 m/z--> 0 r "1 r "11 TITTh rr) " 1I, iijahi ii" " I"'11' ‘ I’’ 10 20 30 40 50 60 70 80 90 100110120130140150160170180190 200 + ' I ' ' 1 ' lft 18.80 19.00 19.20 19.40 19.60 । ■ ■ ■ > । ■ ■ ■ ■ [ । ■

0507LB.D 050102.M Thu May 16 12:35:55 2002 Page 11

NYC-WTC_000045950