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Volatile organic compounds analysis results, April 29, 2002

Machine-extracted title · confidence 95%

Laboratory report detailing analytical results for volatile organic compounds in sample AE09681 collected on April 29, 2002.

NYC-WTC_000021854–000021967

Folder label: “524 4/29/02

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NYC 9/11 Public Portal Document

User: Huhn, William Westchester Dept, of Labs & Research Date: 04/30/2002 Time: 15:17:58

Sample: AE09681 Analysis: $F_524 Volatile Organic Compounds-Field Blank Units: ug Started: 4/30/02 07:05 Ended: 4/30/02 07:05 Analyst: BH Result source: a:\9681f.rr Page: 1

Component Name Viol Result Qualifier., MDL i 1123 Surr_1,2-DICHLOROETHANE-D 5.3 .5 2 Surr 4-BROMOFLUOROBENZE 5.1 ’.5

S3 14. Dichlorodifluoromethane Chloromethane < MDL < MDL .5 ’.5

I Vinyl chloride < MDL .5

-5‘g..... Bromomethene Chloroethane Trichlorofluoromethane < MDL < MDL < MDL .5 .5 .5 98—4... 1,1-Dichloroethene < MDL .5 10 Methylene Chloride < MDL .5 1 11 Methyl tert-butyl ether (MTBE) < MDL 1.0

12 trans-1,2-dichloroethene 1,1-dichloroethane 14 2-butanone (MEK) < MDL < MDL < MDL '.5 .5 2.0 15. 2,2-dichloropropane $16 cis-1,2-dichloroethene < MDL < MDL .5 .5 117 Chloroform Bromochloromethane < MDL < MDL .5 .5 ,19 1,2-dichloroethane < MDL .5 "20 Surr TOLUENE-D8 5.1 .5 21 1,1,1- trichloroethane < MDL .5 22 1,1 -dichloropropene < MDL .5 235 Carbon tetrachloride < MDL .5 24 Benzene < MDL .5 25, T richloroethene < MDL .5 267 1,2-dichloropropane < MDL .5

27 Dibromomethane Bromodichloromethane Methy iso-butyl ketone (MIBK) < MDL < MDL < MDL .5 .5 1.0 2 ;cis-1,3-dichloropropene < MDL .5 Toluene < MDL .5 32 trans-1,3-dichloropropene < MDL .5

133 1,1,2-trichloroethane “ < MDL .5

34, Tetrachloroethene 35- 1 3-dichloropropane < MDL - < MDL 167 .5 t 36 Dibromochloromethane " < MDL 2.0 377 Chlorobenzene < MDL .5 38 1,1,1,2-tetrachloroethane < MDL .5 .39, Ethylbenzene < MDL .5 40 ' P & M-xylene “ < MDL .5 411 0-xylene ,42 Styrene _ < MDL T< MDL .5 .5 437 1,1,2,2-tetrachloroethane < MDL .5 44* Bromoform < MDL 2.0 45, Isopropylbenzene < MDL .5 46, 1,2,3-trichloropropane - < MDL .5 147N -propylbenzene “ < MDL .5 1.487 Bromobenzene “ < MDL .5

NYC-WTC_000021953

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NYC-WTC_000021953Source: NYC Law Department, mirrored locally

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