NYC-WTC_000208051

NYC 9/11 Public Portal Document

INDUSTRIAL HYGIENE ENVIRONMENTAL TESTING •EPANVLAP 101262-0 ■ NY DOHiNELAC 10903 • NJ DEP 77020 • AIHA ACCREDITATION NO. 10D439 • PA DEP 00-353 • Cr DPH PH-023e •NC DENR 599

ANALYTICAL SERVICES Analytical Results for ATC Associates WorkOrder: R02O10606 Client Reference: 19125-0297

Analyte Concentration Limit of Test Date .Analyzed Detection Method /Analyst (ug) ■ (mg/m’) I (ppm) (ug)

Client ID: VOC2 ATC-0125-89M Lab ID: -02A Date Sampled: 1/25/02 Matrix: CARBOPAK AirVoI.(L): 120 1,1, l-Tri chloroethane <20 <0.17 <0.031 20 OSHA7 01/31/2002 ANY 1,2-DichloroGthane <20 <0.17 <0.041 20 OSHA7 01/31/2002 ANY A Hydrocarbons, Total <20 <0.17 <0.047 20 OSHA7 01/31/2002 ANY Acetone <20 <0.17 <0.070 20 OSHA7 01/31/2002 ANY B Hydrocarbons. Total <20 <0.17 <0.044 20 OSHA 7 01/31/2002 ANY Benzene <20 <0.17 <0.052 20 OSHA 7 01/31/2002 ANY Chlorobenzene <20 <0.17 <0.036 20 OSHA 7 01/31/2002 ANY Chloroform <20 <0.17 <0.034 20 OSHA 7 01/31/2002 ANY Ethylbenzene <20 <0.17 <0.038 20 OSHA 7 01/31/2002 ANY Hexane <20 <0.17 <0.047 20 OSHA 7 01/31/2002 ANY Isopropylbenzene <20 <0.17 <0.034 20 OSHA 7 01/31/2002 ANY Methylene Chloride <20 <0.17 <0.048 20 OSHA 7 01/31/2002 ANY Pentane <20 <0.17 <0.056 20 OSHA 7 01/31/2002 ANY Styrene <20 <0.17 <0.039 20 OSHA 7 01/31/2002 ANY Tetrachloroethene <20 <0.17 <0.025 20 OSHA 7 01/31/2002 ANY Toluene <20 <0.17 <0.044 20 OSHA 7 01/31/2002 ANY Trichloroethene <20 <0.17 <0.031 20 OSHA 7 01/31/2002 ANY Xylenes, Total <20 <0.17 <0.038 20 OSHA 7 01/31/2002 ANY

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CITY_21MC100_003018774

NYC-WTC_000208052