GCMS analysis results, sample AE09771, May 2002

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Laboratory report for sample AE09771 showing surrogate recovery and unknown compounds from May 9, 2002.

NYC-WTC_000043893–000043918

Folder label: “GCMS X 4/25/02 A 5/7/02”

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NYC 9/11 Public Portal Document

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Data File C: \MSDCHEM\1\DATA\050602\9771.D Vial: 24 Acq On 7 May 2002 6:25 am Operator: Mclean Sample 4/25 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 10 2,4-Azetidinedione, 3,3-die... Concentration Rank 11

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

5.04 0.38 ug/L 229110 1,4-Dichlorobenzene-d4 9.94

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2,4-Azetidinedione, 3,3-diethyl-... 155 C8H13NO2 069315-91-9 2 Cyclohexane, methyl- 98 C7H14 000108-87-2 9 3 3-Hexen-2-one 98 C6H10O 000763-9349 9 4 3-Penten-2-one, 4-methyl- 98 C6H10O 0001412 9-7 5 Abundance Scan 333 (5.036 min): 9771 .D (-327) (-) m/z 40.10 / 100.00% 40

83 5000 55 98 i 1 1 ■ ' i 1 ‘ ' 1 i 1 ■ ' ■ । 1 ' 1 1 i ■ ■ ' 4.60 4.80 5.00 5.20 5.40 11 i1... ■Ki... 1 1 I ' ‘' I ‘ I ‘11 ‘' 1 r 111111 ‘1 r 1111 ■1111 11 I 1 ‘ ‘1 11 ' 11 I ‘ ‘1 ‘ 11111 m/z 83.10 54.43% m/z-> 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 Abundance #33006: 2,4-Azetidinedione, 3,3-diethy 1-1 -methyl- 55 83 98

5000 41 MAAALAAIMIL MAA?) “I I I t I 1 T | I I r

4.60 4.80 5.00 5.20 5.40 m/z 55.10) 39.56% 70 ITEIETr’I-E’’1tTr7111I"11 I ' i11 ‘ ■ i ' - । I I r rp i । । । ।' i1 155 । । i । i । । । । । i "| । । । । ] rT

m/z->0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 Abundance #116405: Cyclohexane, methyl- 83 55 . .... 1.1........ 41 4.60 4.80 5.00 5.20 5.40 5000 98 m/z; 98.00 26.19% 1 27 69

mfe—> 1 15 '11'1'11''111''1 0 10 20 -T1 30 401 50 60 a 70 80 11‘t1111111111111121111770‘31IT7T 90 100 110 120 130 140 150 160 Abundance #116424: 3-Hexen-2-one 83 4.60 4.80 5.00 5.20 5.40 55 m/z 39.10 21.12%

5000 43 98 V 29 , 69 " I " " I ‘ 1 ' 'I ' . l , , A r+4 ++---PT —P j ■ * ■ 1 1 1 ■ 1 ■ I ■ ' ■ ■ I ■ ■ ‘ • l । - I ■ ■ । ■ I ■ ■ m/z-> 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 4.60 4.80 5.00 5.20 5.40

9771.D 050102.M Tue May 07 15:44:22 2002 Page 13

NYC-WTC_000043910

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NYC-WTC_000043910Source: NYC Law Department, mirrored locally

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GCMS analysis results, sample AE09973, May 2002 · Box DEP Box 25

NYC-WTC_000044025

Laboratory report for sample AE09973 showing surrogate recovery and unknown compounds from May 9, 2002.

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