NYC-WTC_000228299

NYC 9/11 Public Portal Document r•

F’SC INDUSTRIAL HYGIENE •EPAAWIAP101282-0 •AIHAACCREDITATIONNO. 10O43S •NCDENR599 ENVIRONMENTAL TESTING •NY DOHWEIAC10903 •PA DEP 06-353 •NJ DEP77020 ■CT0PHFH-023fl

ANALYTICAL SERVICES Analytical Results for

ATC Associates

WorkOrder: R02020380 Client Reference: 19125-0297

Analyte Concentration Limit of Test Date Analyzed Detection Method /Analyst (ug) ; (mg/ni’) ; (ppm) (ug) Client ID: VOC4 ATC-0207-89M ^0'’' Lab ID: -04A Date Sampled: 2/7/02 Matrix: Charcoal Air Vol.(L): 120 1,1,1 -T richloroethane <20 <0.17 <0,031 20 OSHA7 02/13/2002 JMM 1,2-Dich!oraethane <20 <0.17 <0.041 20 OSHA7 02/13/2002 JMM A Hydrocarbons, Total <20 <0.17 <0.047 20 OSHA7 02/13/2002 JMM Acetone <20 <0.17 <0.070 20 OSHA7 02/13/2002 JMM 0 Hydrocarbons, Total <20 <0.17 <0.044 20 OSHA7 02/13/2002 JMM Benzene <20 <0.17 <0.052 20 OSHA 7 02/13/2002 JMM Chlorobenzene <20 <0.17 <0.036 20 OSHA 7 02/13/2002 JMM Chloroform <20 <0.17 <0.034 20 OSHA 7 02/13/2002 JMM Ethylbenzene <20 <0.17 <0.038 20 OSHA 7 02/13/2002 JMM Hexane <20 <0.17 <0.047 20 OSHA 7 02/13/2002 JMM Isopropylbenzene <20 <0.17 <0.034 20 OSHA 7 02/13/2002 JMM Methylene Chloride <20 <0.17 <0.048 20 OSHA 7 02/13/2002 JMM Pentane <20 <0.17 <0.056 20 OSHA 7 02/13/2002 JMM Styrene <20 <0.17 <0.039 20 OSHA 7 02/13/2002 JMM Tetrach loroe thene <20 <0.17 <0.025 20 OSHA 7 02/13/2002 JMM Toluene <20 <0.17 <0.044 20 OSHA 7 02/13/2002 JMM Trichloroelhena <20 <0.17 <0.031 20 OSHA 7 02/13/2002 JMM Xylenes. Total <20 <0.17 <0.038 20 OSHA 7 02/13/2002 JMM

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