NYC-WTC_000207975

NYC 9/11 Public Portal Document o i u “ oc: 1 -300 f p. i u VJ f—

INDUSTRIAL HYGIENE ENVIRONMENTAL TESTING PSC •EPAAVLAP 101262-0 • NY D0H41E1AC 10903 ‘NJDEP PA02O ■ AIKA ACCReOITATlON NO. 100439 • PA DEP 06-353 •CT DPH PH-0233 •NCDENRS93

Analytical Results for ATC Associates WorkOrder: R02O8OS24 Client Reference: 19125-0341

Analyte Concentration Limit of Test Date Analyzed Detection Method /Analyst (ug) (ntg/m’) (ppm) («R)

Client ID; ATC-0823-2M-VOCI Lab ID; -01A Date Sampled: 8/23/02 Matrix; Charcoal Air Vol,(L): 120 1.1,1 -Trichloroethane <20 <0.17 <0,031 20 OSHA7 08/28/2002 JLS 1,2-Oichloroethan9 <20 <0.17 <0.041 20 OSHA7 08/28/2002 JLS A Hydrocarbons, Total <20 <0,17 <0.047 20 OSHA7 08/28/2002 JLS Acetone <20 <0.17 <0.070 20 OSHA7 08/28/2002 JLS B Hydrocarbons, Total <20 <0.17 <0.044 20 OSHA7 08/28/2002 JLS Benzene <20 <0.17 <0.052 20 OSHA7 08/28/2002 JLS Chlorobenzene <20 <0.17 <0.038 20 OSHA7 08/28/2002 JLS Chloroform <20 <0.17 <0.034 20 0SHA7 08/28/2002 JLS Ethylbenzene <20 <0.17 <0.038 20 0SHA7 08/28/2002 JLS Hexane <20 <0.17 <0,047 20 OSHA7 08/28/2002 JLS Isopropylbenzene <20 <0,17 <0.034 20 OSHA7 08/28/2002 JLS Methylene Chloride <20 <0.17 <0.048 20 OSHA 7 08/28/2002 JLS Pentane <20 <0.17 <0.056 20 OSHA 7 08/28/2002 JLS Styrene <20 <0.17 <0.039 20 OSHA 7 08/26/2002 JLS Tetrachloroathene <20 <0.17 <0.025 20 OSHA 7 08/28/2002 .LS Toluene <20 <0,17 <0.044 20 OSHA 7 08/28/2002 JLS Trichloroethene <20 <0.17 <0.031 20 OSHA 7 OS/28/2002 JLS Xylenes, Total <20 <0.17 <0.038 20 OSHA 7 08/28/2002 JLS

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NYC-WTC_000207975