NYC-WTC_000228709

NYC 9/11 Public Portal Document

^SCZ INDUSTRIAL HYGIENE •EPA4NVLAP 101262-0 • AIHA ACCREDITATION NO. 100439 ■NCDENR599 ENVIRONMENTAL TESTING •NY OOhVNELAC 10903 • PA DEP 05-353 •NJ D£P PA020 •CT DPH PH-3238

ANALYTICAL SERVICES Analytical Results for

ATC Associates WorkOrder: RO2O5O248 Client Reference; 19125-0291, VOC

Analyte Concentration Limit of Test Date Analyzed Detection Method /Analy.«:l (US) • (mg/m^ ■ (ppm) (ug) Client ID: VOCl ATC-0504-M833 Lab ID: -OIA Date Sampled: 5/4/02 Matrix; Charcoal Air VoL(L): I 2U l,1.1-Tr(chloroethane <20 <0.17 <0.031 20 Total Hydrocarbon Sc 05/08/2002 JMM 1,2-Dichloroethane <20 <0.17 <0.041 20 Total hydrocarbon Sc 05/08/2C02 JWM A Hydrocarbons, Total <20 <0.17 <0.047 20 Total Hydrocarbon Sc 05/08/2002 JMW Acetone <2C <0.17 <0.070 20 Total Hydrocarbon Sc 05/08/2002 JMM B Hydrocarbons, Total <20 <0.17 <0.044 20 Total Hydrocarbon Sc 05/08/2002 Benzene <20 <0.17 <0.052 20 Total Hydrocarbon Sc 05/0a'2002 JMM Chlorobenzene <20 <0.17 <0 036 20 Talal Hydrocarbon Sc 05/08/2002 JMM Chloroform <20 <0.17 <0.034 20 Total Hydrocarbon Sc 05/08/2002 JMM Ethylbenzene <20 <0.17 <0.038 20 Total HydrocarboTi Sc 05/08/2002 JMM Hexane <20 <0.17 <0.047 20 Total Hydrocarbon Sc 05/08/2002 JMM Isopropylbenzene <20 <0.17 <0.034 20 Total Hydrocarbon Sc 05/08/2002 JMM Methylene Chloride <20 <0.17 <0.048 20 Total Hydrocarbon Sc 05/08/2002 JMM Pentane <20 <0.17 <0.056 20 Total Hydrocarbon Sc 05/08/2002 JMM Styrene <20 <0.17 <0.039 20 Total Hydrocarbon Sc 05/08/2002 JMM Tetrachloroethene <20 <0.17 <0.025 20 Total Hydrocarbon Sc 05/08/2002 JMM Toluene <20 <0.17 <0.044 20 Total Hydrocarbon Sc 05/08/2002 JMM Trichloroethene <20 <0.17 <0.031 20 Total Hydrocarbon Sc 05/08/2002 JMM Xylenes, Total <20 <0.17 <0.038 20 Total Hydrocarbon Sc 05/08/2002 JMM

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NYC-WTC_000228709