GCMS blank analysis report for sample AE12735, June 2002

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Log sheet recording sample numbers, drip rates, pH levels, and other processing metrics for multiple environmental samples.

NYC-WTC_000015135–000015158

Folder label: “GCMS X 6/3/02 A 6/7/02”

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NYC 9/11 Public Portal Document Library Search Compound Report

Data File C:\MSDCHEM\1\DATA\060702\LBA.D Vial: 10 Acq On 7 Jun 2002 3:55 pm Operator: Sample gc/ms scan 6/3 Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\1\METHODS\060302.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L ********************************************************************* Peak Number 16 3H-Indazol-3-one, 1,2-dihyd... Concentration Rank 15 R.T. EstConc Area Relative to ISTD R.T. 30.99 0.25 ug/L 195292 Chrysene-dl2 30.76 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 3H-Indazol-3-one, 1,2-dihydro-5-... 238 C15H14N20 017049-55-7 5 2 Thiourea, N,N'-dimethyl- 104 C3H8N2S 000534-13-4/4 3 Thioacetic acid, O-ethyl ester 104 C4H8OS 000926-67-0 4 4 Thiourea, N,N-dimethyl- 104 C3H8N2S 006972-05-0 4 Abundance Scan 4751 (30.994 min): LBA.D (-4750) (-) m/z 104.00 00.00% 104 238 36 5000 118 86 30.60 30.80 31.00 31.20 31.40 O-T n-1 ■ ■ i ' ■ ■ ■ i 1 ' ■ ' । ‘ ■ I ■ ■ ' ■ i • ' ■ ■ i ■ ' 1 • i ' ■ ■ ' i ■ ' m/z 238.10 69.55% mz-> 20 40 60 80 100 120 140 160 180 200 220 240 Abundance #90916: 3H-lndazol-3-one, 1,2-dihydro-5-methyl-2-(4-methyl... ZB

91 195 222 5000 119 30.60 30.80 31.00 31.20 31.40 209 m/z 36.00 56.77% 65 77 104 165 0' i ■ ■ ■ ■ i ‘ ‘ ■ i 1 ■ ' 1 i ■ ■ 133 i I. - m/z-> 20 40 60 80 100 120 140 160 180 200 220 240 Abundance #44741: Thiourea, N,N'-dimethyl- 104 i 1 ■ ■ ■ i ■ ■ * 'I ■ ■ ■ 1 i' * 30.60 30.80 31.00 31.20 31.40 5000 m/z 241.20 29.32% 30 74 42 60 . 0-h-r+ +44 1 si rl, I " " I 1*///1+4/**I L__________________________________________________________ ’**I*//’I’’’*I’’’’I’’II4* niz-> 20 40 60 80 100 120 140 160 180 200 220 240 Abundance #44756: Thioacetic acid, O-ethyl ester 43 104 30.60 30.80 31.00 31.20 31.40 m/z 118.00 27.82% 59 5000

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0 h___________________________________________ j * • ' ■ i ‘ 1 ' I ‘ "TT7I I I I J fl l I I ] I I I I JT । । । । । । n/z-> 20 40 60 80 100 120 140 160 180 200 220 240 30.60 30.80 31.00 31.20 31.40

LBA.D 060302.M Mon Jun 10 11:27:44 2002 Page 19

NYC-WTC_000015157

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NYC-WTC_000015157Source: NYC Law Department, mirrored locally

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