NYC-WTC_000196502

NYC 9/11 Public Portal Document

Feb 27 02 10:08a PSC Analytical Services 610321SBB7 p. 12

F’SC INDUSTRIAL HYGIENE ■ EPA/NVWP 101262-0 • AIWA ACCREDITATION NO. 10D439 •NC DENR599 ENVIROWMENTAL TESTING -NY DOH/NELAC 10903 > PA DEP 06-353 ■ NJ DEP PA020 ■ CT DPH PH-D238

ANALYTICAL SERVICES Analytical Results for ATC Associates WorkOrder; R02020731 Client Reference: 19125-0279

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

Client ID: VOC2 ATC-0219-234M Lab ID: -02A Date Sampled: 2/19/02 Matrix: Charcoal AirVol.(L): 120 1,1,1 -T richloroethane <20 <0.17 <0.031 20 Total Hydrocarbon Sc 02/24/2002 JMM 1.2-Dichloroethane <20 <0.17 <0.041 20 Total Hydrocarbon Sc 02/24/2002 JMM A Hydrocarbons, Total <20 <0.17 <0.047 20 Total Hydrocarbon Sc 02/24/2002 JMM Acetone <20 <0.17 <0.070 20 Total Hydrocarbon Sc 02/24/2002 JMM 3 Hydrocarbons, Total <20 <0.17 <0.044 20 Total Hydrocarbon Sc 02/24/2002 JMM Benzene <20 <0.17 <0.052 20 Total Hydrocarbon Sc 02/24/2002 JMM Chlorobenzene <20 <0.17 <0.036 20 Total Hydrocarbon Sc 02/24/2002 JMM Chloroform <20 <0.17 <0.034 20 Total Hydrocarbon Sc 02/24/2002 JMM Ethylbenzene <20 <0.17 <0.038 20 Total Hydrocarbon Sc 02/24/2002 JMM Hexane <20 <0.17 <0.047 20 Total Hydrocarbon Sc 02/24/2002 JMM Isopropylbenzene <20 <0.17 <0.034 20 Total Hydrocarbon Sc 02/24/2002 JMM Methylene Chloride <20 <0.17 <0.048 20 Total Hydrocarbon Sc 02/24/2002 JMM Pentane <20 <0.17 <0.056 20 Total Hydrocarbon Sc 02/24/2002 JMM Styrene <20 <0.17 <0.039 20 Total Hydrocarbon Sc 02/24/2002 JMM Tetrachloroethene <20 <0.17 <0.025 20 Total Hydrocarbon Sc 02/24/2002 JMM Toluene <20 <0.17 <0.044 20 Total Hydrocarbon Sc 02/24/2002 JMM T richloroethene <20 <0.17 <0.031 20 Total Hydrocarbon Sc 02/24/2002 JMM Xylenes. Total <20 <0.17 <0.036 20 Total Hydrocarbon Sc 02/24/2002 JMM

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NYC-WTC_000196503