WTC sample cover sheet, Dec 19 2001

NYC 9/11 Public Portal Document

User: Huhn, William Westchester Dept. of Labs & Research Date: 12/20/2001 Time: 13:55:11 Sample: AD30424 Analysis: $524 Volatile Organic Compounds Units: ug Started: 12/20/01 00:01 Ended: 12/20/01 00:01 Analyst: BH Result source: m:\instruments\206\rrfiles\30424.rr Page: 1 C:~Si,: v.•:i~:i :... . . •.v:.v .v vv::::.:v..v aa•.a•v::~ •' .•.~:.•:+:ri!;IFJ:Stfl~:ii: k.. .a.....w.•::: {•T:Ak:~~vv:.•.•.v •.v:.v. vv::.x iw.+vvv,; • v~~:•.. .•v:;J:•.:v:.•:. v:.:. .~.~y x:•.{:..aih0.•.i.:i::x9Y;1``~~'',{,{,, }}:4(i::~ :•••• nv.•:.•.a0.:v:.v:.vvvvxu•.ti "^'iii:: vi:: \::2 vv' ::.. vii•. a•.vv:•nv:,:•. :vvvvv ♦av:. v;.,`i;. ~~4 '• •::,::::M1 1 Surr - 1,2-DICHLOROETHANE- 6.2 0.5 •:''?' Surr - 4-BROMOFLUOROBENZ 3.9 0.5 Dichlorodifluoromethane < MDL 0.5 <'l:. Chloromethane < MDL 0.5 Vinyl chloride < MDL 0.5 Bromomethane < MDL 0.5 :'.~`' `? Chloroethane < MDL 0.5 Trichlorofluoromethane < MDL 0.5 1,1-Dichloroethene < MDL 0.5 z x Methylene Chloride < MDL 0.5 Methyl tert-butyl ether (MTBE) < MDL 1.0 1 >' trans-1,2-dichloroWthene < MDL 0.5 1,1-dichloroethane < MDL 0.5 2 butanone (MEK) < MDL 2.0 2,2-dichloropropane < MDL 0.5 C's-1,2-dichloroethene < MDL 0.5 ?'? *THM-Chloroform < MDL 0.5 i ? Bromochloromethane < MDL 0.5 } '• 1,2-dichloroethane < MDL . _ • ......-.y 0.5 Y., 1

Surr - TOLUENE-D8 5.1 0.5 4t.

p- ' ,..' 'E 6 L 4 : L.- 5...% L3 1,1,1- trichloroethane < MDL 0.5 :.+~~,.•',~,~iii 1,1-dichloropropene Carbon tetrachloride < MDL < MDL 0.5 DATE a ai D1 0.5 Benzene < MDL 0.5 `., . Trichloroethene < MDL 0.5 1,2 dichloropropane < MDL 0.5 Dibromomethane < MDL 0.5 "THM Bromodichloromethane < MDL 0.5 Methyl iso-butyl ketone (MIBK) < MDL 1.0 •;`;` cis-1,3-dichloropropene < MDL 0.5 • < Toluene < MDL 0.5 ..% trans-1,3-dichloropropene < MDL 0.5 .yv.>,.a. ? 1,1,2-trichloroethane < MDL 0.5 Tetrachloroethene < MDL 0.5 1,3-dichloropropane < MDL 0.5 "THM-Dibromochioromethane < MDL 2,0 Chlorobenzene < MDL 0.5 1,1,1,2-tetrachloroethane < MDL 0.5 Ethylbenzene < MDL 0.5 '' P & M-xylene < MDL 0.5 4 O-xylene < MDL 0.5 Styrene < MDL 0.5 y " 1,1,2,2-tetrachloroethane < MDL 0.5 44.. * THM-Bromoform < MDL 2,0 Isopropylbenzene < MDL 0.5 ''. 1,2,3-trichloropropane < MDL 0.5 N-propylbenzene < MDL 0.5 Bromobenzene < MDL 0.5

NYC-WTC 000002321