WTC sample cover sheet, Dec 19 2001

NYC 9/11 Public Portal Document

User: Huhn, William Westchester Dept. of Labs & Research Date: 12/24/2001 Time: 10:30:59 Sample: AD30470 Analysis: $RE524 Reference recovery for 524 Units: ug Started: 12/20/01 00:01 Ended: 12/20/01 00:01 Analyst: BH Result source: c:\hpchem\1\data\01dec20\1220r40.d\1220r40.rr Page: 1 ___ __ i .:yjj.::`i{` i ,v:M1j~t v `vv ` ~ nYl ~: i••W.11 ih ~,f,:;' v..~ti~ ', 4 nv~1~ :~v:'Yv~iiii <•.:Q ii t v. \i~ ti\ vxvv\i v: v:• . %~'i'`vv.•:.v.•.i• xv~~ ?iv.:: ~ ,v S:a.v\\.i%̀.

`' 1,2 DICHLOROETHANE-D4 5.8 '%> 4-BROMOFLUOROBENZENE 6.3 v:hn DICHLORODIFLUOROMETHAN 49 ,5 CHLOROMETHANE 65 ,5 VINYL CHLORIDE 55 ,5 >:>•BROMOMETHANE 60 .5 CHLOROETHANE 58 ,5 TRICHLOROFLUOROMETHAN 55 .5 ^z < ACETONE ::::•••yvw:::. 40 ,5 1,1-DICHLOROETHENE 50 .5 METHYLENE CHLORIDE 47 .5 tz `# METHYL TERT BUTYL ETHER 35 1 TRANS-1,2-DICHLOROETHEN 46 .5 14 1,1-DICHLOROETHANE 45 .5 2-BUTANONE (MEK) 38 .5 << 2,2-DICHLOROPROPANE 49 .5 17 CIS-1,2-DICHLOROETHENE 43 .5 CHLOROFORM 49 .5 : ` BROMOCHLOROMETHANE 46 .5 1,2-DICHLOROETHANE 47 .5 21 TOLUENE-D8 4.6 1,1,1-TRICHLOROETHANE 47 .5 1,1-DICHLOROPROPENE 44 .5 z CARBON TETRACHLORIDE 50 .5 BENZENE 40 .5 TRICHLOROETHENE 42 .5 { 1,2-DICHLOROPROPANE 38 .5 DIBROMOMETHANE 40 .5 BROMODICHLOROMETHANE 45 .5 `, 2-CHLOROETHYL VINYL ETHE 34 .5 ,' METHYL ISO-BUTYL KETONE 33 1 CIS-1,3-DICHLOROPROPENE 41 .5 TOLUENE 41 .5 44 TRANS-I,3-DICHLOROPROPE 43 .5 1,1,2-TRICHLOROETHANE 42 .5 44 TETRACHLOROETHENE 46 .5 1,3-DICHLOROPROPANE 45 .5 ,., DIBROMOCHLOROMETHANE 47 2 :' 1,2-DIBROMOETHANE 42 .5 4O CHLOROBENZENE 43 .5 41 1,1,1,2-TETRACHLOROETHA 47 .5 ;,:; 2-HEXANONE 42 .5 44 ETHYLBENZENE 45 .5 vx: 4 P & M-XYLENE 85 .5 O-XYLENE 47 ,5 : STYRENE 45 .5 < 11,2,2-TETRACHLOROETHA 50 .5 48 BROMOFORM 43 2

NYC-WTC 000002361