NYC-WTC_000226824

NYC 9/11 Public Portal Document

INDUSTRIAL HYGIENE ENVIRONMENTAL TESTING • EPANVLAP101262-0 • NY DtMNElAC 109D3 •NJ DEP PA02O • AIHA ACCREDITATION NO, 10043S • PA DEP 06-363 •CTDPH PH-a23B •NC DENR 599 Analytical Results yANALYTICAL SERVICES for

ATC Associates WorkOrder: R02020845 Client Reference: 19125-0297

Analycc Concentration Limit of Test Date Analy zed Detection Method /Analyst I (ug) ; (n>g/m’) ; (ppm) (US)

Client ID: VOC3 ATC-022I-M89 LablD;-03A Date Sampled: 2/21/02 Matrix: Charcoal Air Vol.(L): 120 1.1,1-Trichloroethane <20 <0.17 <0.031 20 Total Hydrocarbon Sc 02/26/2002 J MW 1,2-Dichloroethane <20 <0.17 <0.041 20 Total Hydrocarbon Sc 02/26/2002 J MM Hydrocarbons, Total <20 <0.17 <0.047 20 Total Hydrocarbon Sc 02/26/2002 JMM retone <20 <0.17 <0.070 20 Total Hydrocarbon Sc 02/26/2002 JMM 3 Hydrocarbons, Total <20 <0.17 <0.044 20 Total Hydrocarbon Sc 02/26/2002 JMM Tenzene <20 <0.17 <0.052 20 Total Hydrocarbon Sc 02/26/2002 JMM Ohiorobenzene <20 <0.17 <0.036 20 Total Hydrocarbon Sc 02/26/2002 JMM Chloroform <20 <0.17 <0.034 20 Total Hydrocarbon Sc 02/26/2002 JMM Ethylbenzene <20 <0.17 <0.038 20 Total Hydrocarbon Sc 02/26/2002 JMM Hexane <20 <0.17 <0.047 20 Total Hydrocarbon Sc 02/26/2002 JMM Isopropylbenzene <20 <0.17 <0.034 20 Total Hydrocarbon Sc 02/26/2002 JMM Methylene Chloride <20 <0.17 <0.048 20 Total Hydrocarbon Sc 02/26/2002 JMM Pentane <20 <0.17 <0.056 20 Total Hydrocarbon Sc 02/26/2002 JMM Styrene <20 <0.17 <0.039 20 Total Hydrocarbon Sc 02/26/2002 JMM Tetrachloroethene <20 <0.17 <0.025 20 Total Hydrocarbon Sc 02/26/2002 JMM Toluene <20 <0.17 <0,044 20 Total Hydrocarbon Sc 02/26/2002 JMM Trichloroethene <20 <0.17 <0.031 20 Total Hydrocarbon Sc 02/26/2002 JMM Xylenes, Total <20 <0.17 <0.038 20 Total Hydrocarbon Sc 02/26/2002 JMM

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NYC-WTC_000226824