NYC-WTC_000208051

NYC 9/11 Public Portal Document kJ CL u Cl ; <0 o f-* roc, n ri <3 1 3 L 1 c X oervices* OlkJOCllOOO /

INDUSTRIAL HYGIENE ENVIRONMENTAL TESTING •EPAWLAP 101262-0 • NY DOhVNELAC 10903 •NJ D£P77020 •AIHAACCREDITATIONNO. 100439 • PA DEP 05-353 •CTDPH PH-0238 •NC DENR 599 Analytical Results ANALYTICAL SERVICES for

ATC Associates WorkOrder: R02010606 Client Reference; 19125-0297

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

Client ID: VOC3 ATC-0125-89M Lab ID: -03A Date Sampled: 1/25/02 Matrix: CARBOPAK Air Vol.(L): 120

1,1,1-Trichloroethane <20 <0.17 <0.031 20 OSHA7 01/31/2002 ANY 1,2-Dichloroethane <20 <0.17 <0.041 20 OSHA7 01/31/2002 ANY A Hydrocarbons, Total <20 <0.17 <0.047 20 OSHA7 01/31/2002 ANY Acetone <20 <0.17 <0.070 20 OSHA7 01/31/2002 ANY B Hydrocisibons, Total <20 <0.17 <0.044 20 OSHA7 01/31/2002 ANY Benzene <20 <0.17 <0.052 20 OSHA7 01/31/2002 ANY Chlorobenzene <20 <0.17 <0.036 20 OSHA7 01/31/2002 ANY Chloroform <20 <0.17 <0.034 20 OSHA7 01/31/2002 ANY Ethylbenzene <20 <0.17 <0.038 20 OSHA7 01/31/2002 ANY Hexane <20 <0.17 <0.047 20 OSHA7 01/31/2002 ANY Isopropylbenzene <20 <0.17 <0.034 20 OS HA 7 01/31/2002 ANY

Methylene Chloride <20 <0.17 <0 048 20 OSHA7 01/31/2002 ANY Pentane <20 <0.17 <0.056 20 OSHA7 01/31/2002 ANY

Styrene <20 <0.17 <0.039 20 OSHA7 01/31/2002 ANY Tetrachloroethene <20 <0.17 <0.025 20 OSHA7 01/31/2002 ANY Toluene <20 <0.17 <0.044 20 OSHA7 01/31/2002 ANY Trichloroethene <20 <0.17 <0.031 20 OSHA7 01/31/2002 ANY

Xylenes. Total <20 <0.17 <0.038 20 OSHA7 01/31/2002 ANY

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NYC-WTC_000208053