WTC sample cover sheet, Dec 26 2001

NYC 9/11 Public Portal Document

User: Huhn, William Westchester Dept. of Labs & Research Date: 12/27/2001 Time: 11:56:49 Sample: AD30933 Analysis: SC3524 Volatile Organic Compounds-Cal 1 Units: ug Started: 12/27/01 00:02 Ended: 12/27/01 00:02 Analyst: BH Result source: m:\instruments\206\rrfiles\1226c10c.rr Page: 1

sI}aaava Surr1,2-DICHLOROETHANE- 5.8 .5 Surr_4-BROMOFLUOROBENZE 5.6 .5 is' f ' . -- l + ;.C} ~'•.•~l.;.s~iih%sr_~ r l.~f - -#a - + i : J.;i J l> \ti?.L ••.tiY{+.; :.:.>.a as ~ ~F:?:.+ .. :?a i :.::C:a . 1 :. r . /:+i.:'.i ti.•_.•fa ' ' 4./ / }3.•. v1+a • <------- ! J.ia. ....-v:;:: l ::. a -' - ~ . i j 1 . :.:i a • i . J:J" : aY / ..:• a iY,IYJ•i:.• ~y <3a,. ..a} •a f x! +•.•'i rr

Trichlorofluoromethane 13 .5 "• 1,1-Dichloroethene 11 .5 . Methylene Chloride 12 .5 Methyl tert-butyl ether 8.2 1.0 ;«< trans-1,2-dichloroethene 11 .5 1,1-dichloroethane 11 1.4 2-butanone (MEK) 8.7 2.0 11 € 2,2-dichloropropane 8.4 .5 cis-1,2-dichloroethene 10 .5 Chloroform 12 .5 ;; : Bromochloromethane 11 .5 (9 1,2-dichloroethane 10 .5 •;`•. Surr_TOLUENE-D8 5.0 .5 1,1,1- trichloroethane 11 .5 . :':. 1,1-dichloropropene 10 .5 2` Carbon tetrachloride 12 .5 Benzene 10 .5 Trichloroethene 10 .5 : 1,2-dichloropropane 10 .5 Dibromomethane 9.0 .5 f`"• Bromodichloromethane 11 .5 Methyl iso-butyl ketone 7.3 1.0 cis-1,3-dichloropropene 9.3 .5 4 z Toluene 9.6 .5 trans-1,3-dichloropropene 9.7 .5 4 1,1,2-trichloroethane 9.7 .5 Tetrachloroethene 9.1 .5 1,3-dichloropropane 9.8 .5 Dibromochloromethane 10 2.0 Chlorobenzene 9.5 .5 1,1,1,2-tetrachloroethane 10 .5 Ethylbenzene 10 .5 `?? ' P & M-xylene 20 .5 O-xylene 11 .5 ? •`•: Styrene 10 .5 ' `• 1,1,2,2-tetrachloroethane 12 .5 44 Bromoform 7.7 2.0 lsopropylbenzene 7.8 .5 1,2,3-trichloropropane 7.4 .5 N-propylbenzene 8.2 .5 ?: Bromobenzene 7.9 .5

NYC-WTC 000002596