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GCMS analysis results for sample AE08252, April 2002

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Laboratory report documenting GCMS analysis of sample AE08252 conducted on April 19, 2002, including surrogate recovery data.

NYC-WTC_000047802–000047829

Folder label: “GCMS X 4/8/02 A 4/17/02”

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NYC 9/11 Public Portal Document

Library Search Compound Report

Data File : C:\MSDCHEM\1\DATA\020417\08252.D Vial : 10 Acq On : 17 Apr 2002 4 :52 pm Operator: Nefliu Sample : sample Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e

Quant Method : C:\MSDCHEM\1\METHODS\041702SCAN.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L ********************************************************************* Peak Number 3 4-Amino-4,5(1H)-dihydro-1,2... Concentration Rank 13

R.T. EstConc Area Relative to ISTD R.T. 4.30 0.26 ug/L 275662 1,4-Dichlorobenzene-d4 9.99 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 4-Amino-4,5(1H)-dihydro-1,2,4 -tr. . . 100 C2H4N40 1000145-15-6 9 2 Piperidine, 3-dimethylamino-l-me... 142 C8H18N2 1000126-80-8 9 3 3H-Pyrazol-3-one, 2,4-dihydro-5-. . . 98 C4H6N2O 000108-26-9 7 4 Ethene, 1-chloro-1,2-difluoro- 98 C2HC1F2 000359-04-6 7 Abundance Scan 208 (4.301 mm) 08252.D (-204) (-) m/z 98.10 100.00% 90

40 5000 49 85 ___________ ' I 1 1 1 1 I 1 1 1 1 I 4 00 4 20 4.40 4 60 01 ................ I' '11 ■ ■11111' ■ । '1' ।' ■ ■' । m/ z 100.20 77.19% n/z-> 10 20 30 40 50 60 70 "so" 90 100 110 120 130 140 Abundance #43576 4-Amino-4,5(1H)-dihydro-1,2.4-triazole- 5-one 100 M 5000 43 4 00 4.20 4 40 4.60 m/z 40.00 52.76% wRWwUV

Tl/Z--> 04 Tr-JT'^ I I’ ’ I 1’1 10 20 30 mllrr 40 50 58 69 — TIITITTT 60 70 80 90 100 110 120 1 1 i ' ■ ' 1 i1 '' ' i ■ ' 1 ■ i 1 ' ■' i 130 140 Abundance #42663 Piperidine, 3-dimethylamino-1-methyl- 90 ' ' ' I ' 1 1"I 1 ' I I I I I ' I [ ’ I I ' j

4 00 4 20 4,40 4.60 5000 m/z 49.00 34.05% "" 70 42 0+ .................,15562 82 88 । 110116 127 142 ‘‘1BD1T——CI———TTTGGTTTETdtTrurt11Li । । rt* 11 । । i I ''' 1 ' I " " 11 1111 ' 1 1 1 T» 1 " I n/z-> 10 20 30 40 50 60 70) 80 90 100 110 120 130 140 Abundance #42455: 3H-Pyrazol 3-one, 2,4-dihydro-5-methyl- 1 1 I ' 1 98 4.00 4 20 4 40 4 60 m/ z 85.00 27.14% 5000 41

67 I n/Z- > 0 PPP 10 15 56 ,81.......... ,| 49.1p। , Ih , 80 90 100 110 120 130 140 50 60) 70 1_________________________________ 11 I1 11 ' I I 1 1 I I '' feT "’i II’II ■ I ' r. . I I I .. I MpluMu,"uqnuld 4 00 4 20 4.40 4.60

08252.D 041702SCAN.M Thu Apr 18 09:13:57 2002 Page 8

NYC-WTC_000047813

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NYC-WTC_000047813Source: NYC Law Department, mirrored locally

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