NYC-WTC_000229576

NYC 9/11 Public Portal Document t> 1 u -ac: 1 -aoD / Jun 13 02 08:23a

INDUSTRIAL HYGIENE ENVIRONMENTAL TESTING FSC ■EPAWLAP 101262-0 • NY COIWELAC 10903 •NJ DEP PAO20 • AIHA ACCREDITATION NO. 100439 • PA DEP 06-353 •CT DPHPH0238 •NCDENR699

Analytical Results for

ATC Associates

WorkOrder: R02060260

Client Reference: 19125-0290, VOC

Analyte Concentration Limit of Test Date Analyzed Detection Method /Analyst (ug) (mg/m’) (ppm) (up) Client ID: ATC-0531-M894-VOC4 Lab ID; -04A Date Sampled; 5/31/2002 Matrix: Charcoal AirVoUL): 120 1,1.1 -Trich loroethane <20 <0.17 <0.031 20 OSHA7 06/09/2002 JMM 1,2-Dichloroethane <20 <0.17 <0.041 20 OSHA7 06/09/2002 JMM A Hydrocarbons, Total <20 <0.17 <0.047 20 OS HA 7 06/09/2002 JMM Acetone <20 <0.17 <0.070 20 OSHA7 06/03/2002 JMM B Hydrocarbons, Total <20 <0.17 <0.044 20 OSHA7 06/09/2002 JMM

Benzene <20 <0.17 <0.052 20 OSHA7 06/09/2002 JMM

Chlorobenzene <20 <0.17 <0.036 20 OSHA7 06/09/2002 JMM

Chloroform <20 <0 17 <0 034 20 OSHA7 06/09/2002 JMM Ethylbenzene <20 <0.17 <0.038 20 OSHA7 06/09/2002 JMM Hexane <20 <0.17 <0.047 20 OSHA 7 06/09/2002 JMM

Isopropylbenzene <20 <0.17 <0.034 20 OSHA7 06/09/2002 JMM

Methylone Chloride <20 <0.17 <0.048 20 OSHA7 06/09/2002 JMM

Pentane <20 <0.17 <0.056 20 OSHA7 06/09/2002 JMM

Styrene <20 <0.17 <0.039 20 OSHA7 06/09/2002 JMM

T etrachloroethene <20 <0.17 <0.025 20 OSHA7 06/09/2002 JMM

Toluene <20 <0.17 <0.044 20 OSHA7 06/09/2002 JMM

T richloroethene <20 <0.17 <0.031 20 OSHA7 06/09/2002 JMM

Xylenes. Total <20 <0.17 <0.038 20 OSHA7 06/09/2002 JMM

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NYC-WTC_000229580