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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: 15:02:58

Sample: AE10019 Analysis: $524 Volatile Organic Compounds Units: ug Started: 4/30/02 04:45 Ended: 4/30/02 04:45 Analyst: BH Result source: a:\10019.rr Page: 1

Component Name Viol Result Qualifier MDL 1 Surr- 1,2-DICHLOROETHANE- 5.2 0.5 720 Surr -4-BROMOFLUOROBENZ 5.0 0.5 3 - Dichlorodifluoromethane < MDL 0.5 4 Chloromethane ’ < MDL 0.5 “82 Vinyl chloride < MDL 0.5 6 - Bromomethane < MDL 0.5 7 Chloroethane < MDL 0.5 “ 8 ! < MDL 19 T1,1richlorofluoromethane -Dichloroethene T< MDL 0.5 0.5 10 Methylene Chloride < MDL 0.5 $11 Methyl tert-butyl ether (MTBE) < MDL 1.0 12 trans-1,2-dichloroethene < MDL 0.5 13 11,1 -dichloroethane < MDL 0.5 14 2-butanone (MEK) < MDL 2.0 15 2,2-dichloropropane < MDL 0.5 16 cis-1,2-dichloroethene < MDL 0.5_ | 174 *THM-Chloroform 181 Bromochloromethane < MDL ” < MDL 0.5 0.5 w! 1,2-dichloroethane < MDL 0.5 20 Surr - TOLUENE-D8 5.1 0.5 REVIEWED BY 21 1,1,1- trichloroethane < MDL 0.5 22 1,1 -dichloropropene < MDL 0.5 DATE 5/1/92 23, Carbon tetrachloride < MDL 0.5 ‘241 Benzene < MDL 0.5 25 Trichloroethene < MDL 0.5 726 27 1,2-dichloropropane Dibromomethane ' i <MDL < MDL 0.5 0.5 28, ‘ TH M-Bromodichloromethane < MDL 0.5 29- Methyl iso-butyl ketone (MIBK) < MDL 1.0 • 30 cis-1,3-dichloropropene < MDL 0.5 37 Toluene < MDL 0.5 32 trans-1,3-dichloropropene < MDL 0.5 i... - 33 1,1,2-trichloroethane < MDL 0.5 34.: Tetrachloroethene < MDL 10.5 ■ 3517 1,3-dichloropropane < MDL 0.5 - 30. *THM-Dibromochloromethane < MDL 12.0 37 Chlorobenzene < MDL 0.5 1,1,1,2-tetrachloroethane < MDL 0.5 39 Ethylbenzene < MDL 0.5 40 P & M-xylene < MDL 0.5 41" O-xylene < MDL 0.5 —l 42 1 Styrene :< MDL 0.5 ,43 1,1,2,2-tetrachloroethane 1< MDL 0.5

14a r 45 *THM-Bromoform Isopropylbenzene -...... + I< MDL <MDL 2.0 0.5

1461 1,2,3-trichloropropane "47 " N-propylbenzene < MDL < MDL 0.5 0.5 48 Bromobenzene < MDL 0.5

NYC-WTC_000021938

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NYC-WTC_000021938Source: NYC Law Department, mirrored locally

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