NYC-WTC_000227060

NYC 9/11 Public Portal Document

INDUSTRIAL HYGIENE ENVIRONMENTAL TESTING • EPAMVLAP 101252-0 • NY DOHAIELAC10903 •NJ DEP PA020 •AIHAACCREDITATIONNO. 100439 • PACE? 06-353 •CT DPH PH-fl238 •NCDENR599

ANALYTICAL SERVICES Analytical Results for ATC Associafes

Workorder: R02040382 Client Reference; 19125-0291, VOCs

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

Client ID: VOC4 ATC-0406-M833 Lab ID: -04A Date Sampled: 4/6/02 Matrix: Charcoal AiiVo8.(L): 120 1,1,1 -T richloroetha ne <20 <0.17 <0.031 20 Total Hydrocarbon Sc 04/10/2002 JMM

1,2-Dichloroethane <20 <0.17 <0.041 20 Total Hydrocarbon Sc 04/10/2002 JMM

A Hydrocarbons, Total <20 <0.17 <0.047 20 Total Hydrocarbon Sc 04/10/2002 JMM

Acetone <20 <0.17 <0.070 20 Total Hydrocarbon Sc 04/10/2002 JMM B Hydrocarbons, Total <20 <0.17 <0.044 20 Total Hydrocarbon Sc 04/10/2002 JWW

Benzene <20 <0.17 <0.052 20 Total Hydrocarbon Sc 04/10/2002 JMM Chlorobenzene <20 <0.17 <0.036 20 Total Hydrocarbon Sc 04/10/2002 JMM Chloroform <20 <0.17 <0.034 20 Total Hydrocarbon Sc 04/10/2002 JMM Ethylbenzene <20 <0.17 <0.038 20 Total Hydrocarbon Sc 04/10/2002 JMM Hexane <20 <0.17 <0.047 20 Total Hydrocarbon Sc 04/10/2002 JMM Isopropylbenzene <20 <0.17 <0.034 20 Total Hydrocarbon Sc 04/10/2002 JMM Methylene Chloride <20 <0.17 <0.048 20 Total Hydrocarbon Sc 04/10/2002 JMM Pentane <20 <0.17 <0.056 20 Total Hydrocarbon Sc 04/10/2002 JMM

Styrene <20 <0.17 <0.039 20 Total Hydrocarbon Sc 04/10/2002 JMM

Tetrachloroethene <20 <0.17 <0.025 20 Total Hydrocarbon Sc 04/10/2002 JMM Toluene <20 <0.17 <0.044 20 Total Hydrocarbon Sc 04/10/2002 JMM

Trichloroethene <20 <0.17 <0.031 20 Total Hydrocarbon Sc 04/10/2002 JMM Xylenes, Total <20 <0.17 <0.038 20 Total Hydrocarbon Sc 04/10/2002 JMM

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NYC-WTC_000227063