NYC-WTC_000228709

NYC 9/11 Public Portal Document -*r

f^scz INDUSTRIAL HYGIENE • EPAlNVLAP 101262-0 • AIHAACCREDI7ATION NO. 100439 <NCOENRS99 ENVIRONMENTAL TESTING ‘NY DOHAIELAC 10S03 ‘PA OEP 06-353 • NJOEP PA020 •CTDPHPHO23B

ANAL.YTICAL SERVICES Analytical Results for

ATC Associates WorkOrtler: RO2O5O248 Client Reference: 19125-0291. VOC

Analyte Concentration Limit of Test Date Analyzed Detection Method /Analyst (ug) (mg/m") : (ppm) (ug)

Client ID: VOC4 ATC-0504-M833 Lab ID: -04A Date Sampled: 5/4/02 Matrix: Charcoal AirVol.(L): I 20 1,1.1-Trichloroethane <20 <0.17 <0.031 20 Total hydrocartxxi Sc 05/08/2002 JMM 1.2-Dichloroethane <20 <0.17 <0.041 20 Total Hydrocarbon Sc 05/06/2002 J MM A Hydrocarbons, Total <20 <0.17 <0.047 20 Total Hydrocarbon Sc 05/08/2002 JMW Acetone <20 <0.17 <0.070 20 Total Hydrocartxjn Sc 05.08/2002 JMM B Hydrocarbons, Total <20 <0.17 <0.044 20 Total Hydrocarbon Sc 05/08/2002 JMW Benzene <20 <0.17 <0.052 20 Total Hydrocarbon Sc 05/08/2002 J MM Chlorobenzene <20 <0.17 <0.036 20 Total Hydrocarbon Sc 05/08/2002 JMM Chloroform <20 <0.17 <0.034 20 Total Hydrocarbem Sc 05/08/2002 J MM Ethylbenzene <20 <0.17 <0.038 20 Total Hydrocarbon 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 .'MM Methylene Chloride <20 <0.17 <0.048 20 Total Hydrocarbon Sc 05/08/2002 J.MM Pentane <20 <0.17 <0.056 20 Total Hydrocarbon Sc 05/00/2002 JMM Styrene <20 <0.17 <0.039 20 Total Hydrocarbon Sc 05/08/2002 J MM Tetrachloroethene <20 <0.17 <0.025 20 Total Hydrocarbon Sc 05/08/2002 JMM Toluene <20 <0.17 <0.044 20 Total Hydrocarbon Sc 05/08/2C02 J MM Trlchloroethene <20 <0.17 <0.031 20 Total Hydrocarbon Sc 05/08/2002 ..MM Xylenes, Total <20 <0.17 <0.038 20 Total Hydrocarbon Sc 05/08/2002 JMM

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