GCMS analysis results for sample AD31075, Jan 2002

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Laboratory report documenting GCMS analysis of sample AD31075 conducted on January 18, 2002, showing detection of unknown compounds and surrogates.

NYC-WTC_000017478–000017493

Folder label: “GCMS X 12/20/01 A 1/8/02”

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NYC 9/11 Public Portal Document

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Da'ta File C:\HPCHEM\1\DATA\JAN0 802\31075.D vial: 11 Acq On 8 Jan 2002 11:06 pm Operator: 209 GALOS Sample gems scan 12/20 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 6

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

20.86 0.81 ug/1 254710 Acenaphthene-dl0 20.39

Of 5 Tentative ID MW MolForm CAS# Qual

Benzoic a id, 4-ethoxy-, ethyl este 194 C11H1403 023676-09-7 96 Benzoic acid, ethoxy-, ethyl ester 194 C11H1403 075333-22-1 43 3 Benzenepropanoic acid, 4-methoxy-, 194 C11H1403 015823-04-8 38 4 Ethyls 3-hydroxybenzoate Abundance Scan 1722 (20.856 min): 31075.D (-) 121 166 C9H10O3 m/z "I 007781-98-8 38 100.00%

5000 149

65 138 194 j 39 . 93 166 20.60 20.80 21.00 21.20 76 al TTHTHpr TT 1 50 109 m/z->____20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 -179— ‘ I’’ m/z 149.00 49.17% Abundance #21260: Benzoic acid, 4-ethoxy-, ethyl ester 121

149 - 5000 138 20.60 20.80 21.00 21.20 194 65 93 166 m/z 194.CS 27.25%

m/z—:20 27 i ---H H ■ i" ■ ■ i ■ ■ ■ ■ i ■ ■ ■ ■ i" " i"'' i ■ “ ■ i ■ “i“ 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 Abundance 1204 121

20.60 20.80 21.00 21.20 138 m/z 137.95 27.11% 5000 194 29 65 149 39 93 166 • i" " i “1 ■ i “ ■' i" " i ■"' i" " i “ ■ ■ i1 ■" i" "i" " r " ■ i “ • • i “ “ i I ‘' I 114111111’111 m/z->___ 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 m/z 65.05 19.84% 5000 194 134 108 , | 151 163 ■ i “ “ i “ “ i “ “ i “ “ i “ " i “ " i “ “ i" " i “ ‘111 “ 11 “ ■ i ■ '11 ■ ■ ■ • i ■' ■ ■ i ‘i‘ ‘ i ■"' i' “ I'' 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

31075.D GCMS0103.M Wed Jan 09 12:28:13 2002 Page 6

NYC-WTC_000017490

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NYC-WTC_000017490Source: NYC Law Department, mirrored locally

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NYC-WTC_000018716

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