WTC sample cover sheet, Dec 28 2001

NYC 9/11 Public Portal Document

User: Huhn, William Westchester Dept. of Labs & Research Date: 12/31/2001 Time: 11:38:58

Sample: AD31465 Analysis: $524 Volatile Organic Compounds Units: ug Started: 12/28/01 00:03 Ended: 12/28/01 00:03 Analyst: BH Result source: m:\instruments\206\rrfiles\31465.rr Page: 1 : : i }.." ::i ..y`;; .; ..;~~.l!:..:..{~vv.v..:?.vv:. • // + yy,~, '•{;: v::;:>G':}::L::Y,• . : ... n hd:. .•..•.•....•: ...ti.x +s y.:{A :>•...vv. v.;};: .:.:.i.:.w:. ...v::::n.:.:: vvv:.,n .C"•.., ~a:v::::::.:::::.:..vx:.~.•a~w:.:`:::~t•:.+}~}v. •. kvvv ..\. v. v « ::.:..•.•v.•::•:.: :..•..;.•v :. v ~ v.•.::..•.v::.: v.:v:,..... v+w:. +T.t ~ i..iiv `'. Surr - 1,2-DICHLOROETHANE- 5.8 0.5 Surr - 4 BROMOFLUOROBENZ 4.4 0.5 "•;`:'` Dichlorodifluoromethane < MDL 0.5 '` `'• Chloromethane < MDL 0.5 ; ;::> Vinyl chloride < MDL 0.5 Bromomethane < MDL 0.5 'wzK Chloroethane < MDL 0.5 $ Trichlorofluoromethane < MDL 0.5 1,1-Dichloroethene < MDL 0.5 Methylene Chloride < MDL 0.5 {s• Methyl tert-butyl ether (MTBE) < MDL 1.0 " 3< trans-1,2-dichloroethene < MDL 0.5 1. 1,1-dichloroethane < MDL 0.5 1.4 2-butanone (MEK) < MDL 2,0 Fr ' 2,2-dichloropropane C's-1,2-dichloroethene < MDL < MDL 0.5 0.5 REVIEWED BY • THM-Chloroform < MDL 0.5 :• : Bromochloromethane < MDL 0.5 DATE `~ 19 1,2-dichloroethane < MDL 0.5 Surr -TOLUENE 08 5.1 0.5 :`'......?° 1,1,1-trich(oroethane < MDL 0.5 #; < 1,1-dichloropropene < MDL 0.5

I Carbon tetrachloride < MDL 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 1,1,2-trichloroethane < MDL 0.5 Tetrachloroethene < MDL 0.5 1,3-dichloropropane < MDL 0.5 q "THM-Dibromochloromethane < MDL 2.0 Chlorobenzene < MDL 0.5 1,1,1,2-tetrach(oroethane < MDL 0.5 ~:,,:; •::x~'•~EthY(benzene < MDL 0.5 P & M-xylene < MDL 0.5 O-xylene < MDL 0.5 Styrene < MDL 0.5 1,1,2,2-tetrachloroethane < MDL 0.5 •THM-Bromoform < MDL 2,0 Isopropylbenzene < MDL 0.5 ,.{ 1,2,3-trichloropropane < MDL 0.5 Z N-propylbenzene < MDL 0.5 Bromobenzene I < MDL 0.5

NYC-WTC 000002764