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Document / 69 pages

Volatile organic compound analysis results, sample AD28968, Nov 2001

Machine-extracted title · confidence 100%

Laboratory report listing recovery percentages for volatile organic compounds in sample AD28968 from November 28, 2001.

NYC-WTC_000001683–000001751

Folder label: “524 11/28/01

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NYC 9/11 Public Portal Document

User: Huhn, William Westchester Dept. of Labs & Research Date: 11/2912001 Time: 11:21:56 Sample: AD28968 Analysis: $Q_524 Volatile Organic Compounds-Reference Rec Units: ug Started: 11/29/01 10:59 Ended: 11/29/01 10:59 Analyst: BH Result source: calculation Page: 1 Wes(.}.y),±~[ •:. ~`~}..``,,'.'.~~~~,y, •. '.ii:... ~~~~~ '}{~~•v'?~ ... vuswxv~vv:'~vv :•~••x: vav :vvvvvc •.ava{ :.•.XiiL~ ~%L~Lv w. vLw~A+iJww : n'uL.. \V.v:..

1 Surr - 1,2-DICHLOROETHANE- 4.9 .5 Surr - 4-BROMOFLUOROBENZ 5.8 .5 Dichlorodifluoromethane 135 .5 Chloromethane 117.5 .5 J Vinyl chloride 87.5 .5 `> > Bromomethane 115 .5 Chloroethane 122.5 .5 `< sz Trichlorofluoromethane 140 .5 1,1-Dichloroethene 105 .5 Methylene Chloride 107.5 .5 Methyl tert butyl ether 67.5 1.0 "' ` trans-1,2-dichloroethene 115 .5 1,1-dichloroethane 110 .5 2-butanone (MEK) 110 2.0 •`•.< 2,2-dichloropropane 117.5 .5 cis-1,2-dichloroethene 110 .5 ?:`':•`:< Chloroform 112.5 .5 xx Bromochloromethane 110 .5 1,2-dichloroethane 110 .5 't+ %# Surr - TOLUENE D8 4.7 .5 '`•': 1,1,1-trichloroethane 117.5 .5 1,1-dichloropropene 112.5 .5 :;t Carbon tetrachloride 127.5 .5 Benzene 105 .5 > ) Trichloroethene 112.5 .5 1,2-dichloropropane 105 .5 ;:;:.,'~'.~.•'f.;:~ Dibromomethane 125 .5 4 .e Bromodichloromethane Methyl iso-butyl ketone 112.5 112.5 .5 1.0 cis-1,3-dichloropropene 112.5 .5 >.. Toluene 110 .5 trans-1,3-dichloropropene 115 .5 1,1,2-trichloroethane 107.5 .5

1,3-dichloropropane 107.5 .5 Dibromochloromethane 125 2.0 ' '`< Chlorobenzene 115 .5 1,1,1,2-tetrachloroethane 127.5 .5 Ethylbenzene 115 .5 0 P & M-xylene 118.75 .5 p#::`; O-xylene 117.5 .5 `- Styrene 1175 .5 33 1,1,2,2-tetrachloroethane 117.5 .5 44 Bromoform 152.5 2.0 :•`:,•. ) ?; Isopropylbenzene 110 .5 l` 1,2,3-trichloropropane 105 .5 ? N propylbenzene 110 .5 ` Bromobenzene 120 .5

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