NYC-WTC_000220235

NYC 9/11 Public Portal Document

NO QC EVALUATION HAS BEEN PERFORMED, DATA VALIDITY IS UNSUBSTANTIATED AND THE DATA SHOULD BE USED WITH DISCRETION WTC TEDLAR BAG AIR ANALYSIS, TO-IS MODIFIED METHOD DRAFT GC/MS Results for 02/23/02 h- JHHName NYC1128 NYC1129 NYC1130 NYC1131 NYC1133 NYC1132 NYC1I34 ^^BplTLocation Instrument Blank Tedlar Bag Blank Washing Tent Austin Tobin Plaza North Tower South Tower ‘ Bankers Trust Ambient Air Sample Number A07516 A07517 A07518 A07519 AO752O Sample Height Breathing Level Breathing Level Ground Level Ground Level Ground Level Sample Volume 250 mL 250 mL 250 mL 250 mL 250 mL . 250 mL Reporting Limit (RL) 20 20 20 20 20 20 20 Sample Cone. Units PPLiz pphv PPO; PPti, PP^ PPO, Propylene RL RL RL RL RL RL RL . Chlorodifluoromethane __RL RL RL RL RL RL RL ' Dichlorodifluoromethane RL RL RL RL RL RL RL Dichlorotetrafluoroethane RL RL RL RL RL RL RL , Chloromethane RL RL RL RL RL RL RL - Vinyl Chloride_________ RL RL RL RL RL RL RL 1,3-Butadiene RL RL RL RL RL RL RL Bromomethane RL RL RL RL RL RL RL Chloroethane _ RL RL RL RL RL RL __ RL___ Trichlorofluoromethane RL RL RL RL RL RL RL Isopropyl Alcohol RL RL RL RL RL RL RL . Acetone RL RL RL RL RL RL RL Trichlorotrifluoroethane RL RL RL RL RL RL __ RL___ 1,1-Dichloroethene RL RL RL RL RL RL RL 3-Chloropropene RL RL RL RL RL RL __ RL___ Methylene Chloride RL RL RL RL RL RL __ RL___ MTBE _ RL RL RL RL _5L_ RL __ RL___ trans-1,2-DichlotDethene RL RL RL RL RL RL __ RL___ Hexane RL RL RL RL RL RL __ RL___ 1,1-Dichloroethane RL RL RL RL RL -5L RL Vinyl Acetate RL RL RL RL RL RL RL 2-Butanone___________ RL RL RL RL RL RL RL ^^K/piehloroethene RL RL •RL RL RL RL __ RL___ ____ RL RL RL RL RL __ RL___ Chloroform RL RL RL RL RL RL RL___ Tetra hydrofuran RL RL RL . RL RL RL RL___ 1,1,1 -Trichloroelhane RL RL RL RL RL RL __ RL___ Cyclohexane RL RL RL RL RL __ RL___ Carbon Tetrachloride RL RL RL RL RL RL __ RL___ 1,2-DichlorDalhane RL RL RL RL RL RL __ RL___ Benzene RL RL RL RL RL RL RL Heptane RL RL RL RL RL RL RL Trichloroethene RL RL RL RL RL RL __ RL___ 1,2-Dichloropropane RL RL RL RL RL RL __ RL___ 1,4-Dloxane RL RL RL RL RL __ RL Methyl Isobutyl Ketone RL • RL RL RL RL RL RL cis-1,3-Dichloropropene _RL RL RL RL RL RL __ RL___ Toluene RL RL RL RL RL __ RL___ trans-1,3-DichlorDpropene RL RL RL RL RL __ RL___ 1,1,2-Trichloroethane RL RL .RL_ RL RL RL __RL___ 2-Hexanone RL RL RL RL RL RL __ RL___ Tetrachloroethene RL RL .RL_ RL RL RL __ RL___ Dibromochloromethane RL RL -BL_ .5L_ RL RL __ RL___ 1,2-Dibromoethane RL RL RL RL RL RL __ RL___ Chlorobenzene RL RL RL RL . RL RL __ RL___ Ethylbenzene RL RL RL RL RL RL __ RL-___ m&p-Xylenes RL RL RL RL RL RL __ RL___ 0-Xylene RL RL RL RL __ RL___ Styrene RL RL RL RL RL __ RL___ Bromoform RL RL RL RL RL RL __ RL___ 1,1,2,2-Tetrachloroethane RL RL RL RL RL RL __ RL___ 4-Ethyltoluene RL RL RL RL RL RL __ RL___

LJ imethylbenzene imethylbenzene 1,3-Dichlorobenzene ■ RL RL RL RL RL RL RL RL RL RL RL RL- RL RL RL RL RL RL RL __ RL___ ■ RL 1,4-Dichlorobenzene RL RL RL RL RL RL __ RL___ Benzyl Chloride________ RL RL RL RL RL RL RL___ 1.2-Dichlorobenzene RL RL . RL RL RL __ RL___ 1.2,4-Trichlorobenzene RL RL RL RL RL RL RL___ Hexachloro-1.3-Butadiene RL RL RL RL RL RL RL

CITY_21MC1OO_OO2823267

NYC-WTC_000220235