NYC-WTC_000196319

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-15 MODIFIED METHOD DRAFT GCZMS Results for 01/22/02 Fite Name NYC830 NYC831 NYC832 NYC833 NYC835 NyC834 Sample Location Instrument Blank Tedlar Bag Blank Washing Tent Austin Tobin Plaza North Tower South Tower Ambient Air Plume Plume Sample Number A07377 AC7378 A07380 A0737S Sample Height Breathing Level Breathing Level Ground Level Ground Level Sample Volume 250 mL 250 mL 250 mL 250 mL 250 mL Reporting Limit (RL) 20 20 20 20 20 20 Sample Cone. Units Ppby ppbv ppbv ppbv ppbv ppbv Propylene RL RL RL RL RL RL Chlorodifluoromethane RL RL RL RL RL RL Dichlorodifluoromethane RL RL RL RL RL RL -BL Dichlorotetrafluoroethane RL RL RL RL RL Chloromethane RL RL RL RL RL RL Vinyl Chloride RL RL RL RL RL RL 1,3-Butadiene RL RL RL RL RL RL Brunioiiiell lane RL RL RL RL RL RL Chloroethane RL RL RL RL RL RL Trichlorofluoromethane RL RL RL RL RL RL Isopropyl Alcohol_______ RL RL RL RL RL RL Acetone RL RL RL RL RL RL Trichlorotrifluoroethane RL RL RL RL RL RL 1,1-Di chloroethene RL RL RL RL RL RL 3-Chloropropene_______ RL RL RL RL RL RL Methylene Chloride_____ RL RL RL RL RL RL MTBE RL RL RL RL RL RL I trans-1,2-Dichloroelhene RL RL RL RL RL RL Hexane RL RL RL RL F^L RL 1,1-Dichloroethane RL RL RL RL F?L RL Vinyl Acetate RL RL RL RL F^L RL 2-Butanone RL RL RL RL RL RL cis-1,2-Dich!oroethene RL RL RL RL RL RL Ethyl Acetate RL RL RL RL RL RL Chloroform RL RL RL RL RL RL Tetrahydrofuran RL RL RL RL RL RL 1,1,1-Tnchloroethane RL RL RL RL RL RL Cyclohexane RL RL RL RL RL RL Carbon Tetrachloride RL RL RL RL RL RL 1,2-Dichloroethane RL RL RL RL RL RL Benzene RL RL RL RL RL RL Heptane RL RL RL RL RL RL Tri chloroethene RL RL RL RL RL RL 1.2-Di chloropropane RL RL RL RL RL RL 1.4-Dioxane RL RL RL RL RL RL Methyl Isobutyl Ketone RL RL RL RL RL RL cis-1,3-Dichlororropftne RL RI. RL RL RL RL Toluene RL RI RI RL RL RL trans-1 .S-Dichloropropene RI RL RL RL RL RL 1,1,2-Trichloroethane RL RL RL RL RL RL 2-HGxanone RL RL RL RL RL RL Tetrachloroethene RL RL RL RL RL RL Dibromochloromethane RL RL RL RL RL RL 1.2-Dibromoethane RL RL RL RL RL RL Chlorobenzene RL RL RL RL RL RL Ethylbenzene RL RL RL RL RL RL mSp-Xylenes RL RL RL RL RL RL J-Xylene______________ RL RL RL RL RL RL Styrene RL RL RL RL RL RL Bromoform RL RL RL RL RL RL 1,1,2.2-Tetrachloroethane RL RL RL RL RL RL 4-Ethyltoluene__________ RL RL RL RL RL RL il,3,5-Trimethylbenzene RL RL RL RL RL RL 11,2.4-Trimethylbenzene RL RL RL RL RL RL T3-DiGhlorobenzene RL RL RL RL RL RL 1.4-Dichlorobenzene RL RL RL RL RL RL Benzyl Chloride_________ RL RL RL RL RL RL 1,2-Dichlorobenzene RL RL RL RL RL RL 1,2,4-Trichloro benzene RL RL RL RL RL RL Hexachloro-1,3-Butadiene RL RL RL RL RL RL

CITY_21MC100_003039146

NYC-WTC_000196319