NYC-WTC_000226825

NYC 9/11 Public Portal Document •- ' r

INDUSTRIAL HYGIENE ENVIRONMENTAL TESTING • EPANVLAP101262-0 'NY DOH/NELAC10903 ■NJ DEP PA920 •AIHAACCREDITATIONNO. 100439 -PA DEP 06-353 •CTDPHPH-023e •NC DENR599 Analytical Results ANALYTICAL SERVICES for

ATC Associates Workorder: R0202O845 Client Reference: 19125-0297

Analyte Concentration Limit of Test Date Aiialyz Detection Method /Analyst (ug) ■ (mg/nV) ; (ppm) (ug)

Client ID: VOC4 ATC-0221-M89 Lab ID: -04A Date Sampled: 2/21/02 Matrix: Charcoal Air Vol.(I.): I 1.1,1-Tnchloroethane <20 <0.17 <0.031 20 Total Hydrocarbon Sc 02/26/2002 1.2-Dlchloroethane <20 <0.17 <0.041 20 Total Hydrocarbon Sc 02/26/2002 A Hydrocarbons, Tolal <20 <0.17 <0.047 20 Total Hydrocarbon Sc 02/26/2002 Acetone <20 <0.17 <0,070 20 Total Hydrocarbon Sc 02/26/2002 B Hydrocarbons. Total <20 <0.17 <0.044 20 Total Hydrocarbon Sc 02/26/2002 Benzene <20 <0.17 <0.052 20 Total Hydrocarbon Sc 02/26/2002 Chlorobenzene <20 <0.17 <0,036 20 Total Hydrocarbon Sc 02/26/2002 , hloroform <20 <0.17 <0.034 20 Total Hydrocarbon Sc 02/26/2002 ethylbenzene <20 <0.17 <0.038 20 Total Hydrocarbon Sc 02/26/2002 Hexane <20 <0.17 <0.047 20 Total Hydrocarbon Sc 02/26/2002 sopropylbenzene <20 <0.17 <0.034 20 Total Hydrocarbon Sc 02/26/2002 Methylene Chloride <20 <0.17 <0.048 20 Total Hydrocarbon Sc 02/26/2002 Pentane <20 <0.17 <0.056 20 Total Hydrocarbon Sc 02/26/2002 Styrene <20 <0.17 <0.039 20 Total Hydrocarbon Sc 02/26/2002 Tetra chloroethene <20 <0.17 <0.025 20 Total Hydrocarbon Sc 02/26/2002 Toluene <20 <0.17 <0.044 20 Total Hydrocarbon Sc 02/26/2002 Triciiloraethene <20 <0.17 <0.031 20 Total Hydrocarbon Sc 02/26/2002 Xylenes. Total <20 <0.17 <0 038 20 Total Hydrocarbon Sc 02/26/2002

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NYC-WTC_000226825