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Volatile organic compounds analysis results, March 25, 2002

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Laboratory report detailing analytical results for volatile organic compounds in sample AE06981 collected on March 25, 2002.

NYC-WTC_000022304–000022414

Folder label: “524 3/25/02

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NYC 9/11 Public Portal Document

User: Huhn, William Westchester Dept, of Labs & Research Date: 03/26/2002 Time: 11:44:08

Sample: AE06981 Analysis: $C1524 Volatile Organic Compounds-Cal 1 Units: ug Started: 3/25/02 00:00 Ended: 3/25/02 00:00 Analyst: BH Result source: a:\0325c10.rr Page: 1

Component Name Viol Result Qualifier MDL 1 Surr_1,2-DICHLOROETHANE-D 5.5 .5 2 ' Surr_4- BROMOFLUOROBENZE 5.2 75 73, Dichlorodifluoromethane______ 17’.. ? X 18 .22 " 4" Chloromethane 12 .5 5 Vir t Bromometpanig—)*2C? 17,6 e -7 Chloroethane 118 Irichlorofluoromethane. * 13 .5 20* 1 1,1 -Dichloroethene 10 .5 10- Methylene Chloride 8.5 .5 511 Methyl tert-butyl ether 9.4 1.0 12 trans-1,2-dichloroethene 9.0 .5

73 1,1 -dichloroethane 14 • 2-butanone (MEK) 9.0 8.1 .5 2.0 15 2,2-dichloropropane 10 .5 18 17 cis-1,2-dichloroethene 9.6 .5 Chloroform 10 .5 :18, Bromochloromethane 8.3 .5 11 .5 119 1 2-dichloroethane 20 Surr_TOLUENE-D8 5.2 .5 .21 1,1,1- trichloroethane 12 .5 22, 1,1 -dichloropropene 11 .5 237 C arbon tetrachloride ** USPEC 13 24 Benzene 9.9 .5 25 Trichloroethene 11 .5 26 1,2-dichloropropane 127. Dibromomethane 9.3 11 .5 .5 28 Bromodichloromethane 11 .5 29 Methyl iso-butyl ketone 8.6 1.0 3057 ci s-1,3-dichloropropene 10 .5 “a1 Toluene 10 .5 32 trans-1,3-dichloropropene 12 .5 1,1,2-trichloroethane 10 .5 34 Tetrachloroethene 12 .5 35 1,3-dichloropropane 10 .5 36 Dibromochloromethane 12 2.0 37 * Chlorobenzene 10 .5 38"1,1,1,2-tetrachloroethane 12 .5 [39 ' Ethylbenzene 11 .5 4o - P & M-xylene 21 .5 41 O xylene 11 .5 42- Styrene 11 .5 43, 1,1,2,2-tetrachloroethane 44 Bromoform 9.6 .5 12 2.0 -45- Isopropylbenzene 11 .5 46 1,2,3-trichloropropane 11 .5 47 N propylbenzene 9.8 .5 48 Bromobenzene 11 .5

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NYC-WTC_000022311Source: NYC Law Department, mirrored locally

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