GCMS surrogate recovery report, sample AE12763, June 2002

NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\MSDCHEM\l\DATA\061102\12763 :D Vial: 7 Acq On : 11 Jun 2002 2:46 pm Operator: Sample : re-ext. 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 1 Acetonitrile, dichloro- Concentration Rank 15 R.T. EstConc Area Relative to ISTD R.T.

3.53 0.35 ug/L 290315 1,4-dichlorobenzene-d4 9.90

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Acetonitrile, dichloro- 109 C2HC12N 003018-12-0 64 2 Acetonitrile, dichloro- 109 C2HC12N 003018-12-0 59 3 Allyl mercaptan 74 C3H6S 000870-23-5 43 4 1H-Pyrazole, 1-methyl- 82 C4H6N2 000930-36-9 10 Abundance Scan 77 (3.532 min): 12763.D (-72) (-) m/z 74.00 100.00% 74 82 5000 47 N ‘ i ■ • ■ ■ i ■ ■ ■ ■ i ‘ 1 ' 1 1 1 ' 1 1 I 38 55 88 320 3.40 3.60 3.80 — ------PPP 0+ ,' ,■ ,l ............................ ' ‘ ‘ ‘ 1 1 1 1 ' I ‘ " 'T1 , _____ L 1 'T' m/z 81.95 56.00% niz-> 10 20 30 40 50 60 70 80 90 100 110 __ Abundance #28338: Acetonitrile, dichloro- 74

5000 82 wJ ' ' I ‘ ‘ ‘ ‘ I ‘ ‘ ‘ I

47 3.20 3.40 3.60 3.80 m/z 76.00 35.32% 35 0! .1012+1125,07 20 30 40 50 60 62......... । • j’l i । ■ * r 1 70 80 "Et , 108 1 ■ i1 ■ ■ ‘i1 ■ 1111 1 ■ ■ i 90 100 110 Abundance #115342: Acetonitrile, dichloro- 74 ............. ........................................ 35 3.20 3.40 3.60 3.80 5000 82 m/z 84.00 32.88% 47

01 ■ ■ i ■ ■ ■ ■ । ■ ■ ■ ■ । ■1111 • T41; i । । । । i i > । । i ‘Iit 1 ■ i ■ ■ ■ * । • * * ■ । ■ ■ ■' । m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #28161: Allyl mercaptan 41 74 320 3.40 3.60 3.80 m/z 47.05 29.92% PM 5000 MWy/ 47

/z—> 0 -77,3 10 20 30 3,140153 94601687041 । 50 ■ i ■ ■ ' ■ i ■ ■ ■ ■ i ■ • ■ ■ i ■ ■ ■ ■ i 80 90 100 110 3.20 3.40 3.60 3.80

12763.D 060302.M Tue Jun 11 15:53:41 2002 Page 4

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