NYC-WTC_000226831

NYC 9/11 Public Portal Document npr ua uz: u i : aap l-bb biu-a^i-abb/ p. k;i

INDUSTRIAL HYGIENE ENVIRONMENTAL TESTING • EP/VNVLAP101262-3 •WDOhWELAC 10303 •NJDEP PAfl20 • AIHA. ACCREDITATIONNO, 100439 • PA OEP 06-353 •CTDPH PH-0238 •NCDENR 599

ANALYTICAL SERVICES Analytical Results for ATC Associates WorkOrder: R02040081 Client Reference: 19125-0297VOC

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

Client ID: V0C2 ATC-0328-89M -02A Date Sampled: 3/28/02 Matrix: Charcoal Air Vol.(L): 120

1.1,1 -Trichloroethane <20 <0.17 <0.031 20 Total Hydrocarbon Sc 04/04/2002 JMM 1,2-DichlorQethane <20 <0.17 <0.041 20 Total Hydrocarbon Sc 04/04/2002 JMM A Hydrocarbons, Total <20 <0.17 <0.047 20 Total Hydrocarbon Sc 04/04/2002 JMM —----- Acetone 110 0.90 "o^iC 20 Total Hydrocarbon Sc 04/04/2002 JMM B Hydrocarbons, Total <20 <0.17 <0.044 20 Total Hydrocarbon Sc 04/04/2002 JMM Benzene <20 <0.17 <0.052 20 Total Hydrocarbon Sc 04/04/2002 JMM Chlorobenzene <20 <0.17 <0.036 20 Total Hydrocarbon Sc 04/04/2002 JMM Chloroform <20 <0.17 <0.034 20 Total Hydrocarbon Sc 04/04/2002 J MM Ethylbenzene <20 <0.17 <0.038 20 Total Hydrocarbon Sc 04/04/2002 JMM Hexane <20 <0.17 <0.047 20 Total Hydrocarbon Sc 04/04/2002 JMM Isopropylbenzene <20 <0.17 <0.034 20 Total Hydrocarbon Sc 04/04/2002 JMM Methylene Chloride <20 <0.17 <0.048 20 Total Hydrocarbon Sc 04/04/2002 JWM Pentane <20 <0.17 <0,056 20 Total Hydrocarbon Sc 04/04/2002 JMM Styrene <20 <0.17 <0.039 20 Total Hydrocarbon Sc 04/04/2002 JMM Tetrachloroethene <20 <0.17 <0.025 20 Total Hydrocarbon Sc 04/04/2002 JMM Toluene <20 <0.17 <0.044 20 Total Hydrocarbon Sc 04/04/2002 JMM Trichloroethene <20 <0.17 <0.031 20 Total Hydrocarbon Sc 04/04/2002 JMM Xylenes. Total <20 <0.17 <0.038 20 Total Hydrocarbon Sc 04/04/2002 JMM

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NYC-WTC_000226831