NYC-WTC_000199101

NYC 9/11 Public Portal Document oiu-3t;i“aoo/ P-f

INDUSTRIAL HYGIENE ENVIRONMENTAL TESTING • EPA/NVLAP101262-0 •MYDOHAJELAC 10903 •NJOEPPA020 • AIHA ACCREDITATION NO, 100439 • PA DEP 06-353 •CTDPHPH4)23B •NCDENR539 ANALYTICAL SERVICES Analytical Results for ATC Associates WorkOrder: RO2040268 Client Reference; 19125-0279

Analyte Concentration Limit of Test Date Analyzed Detection Method /Analyst (ug) • (mg/m’) : (ppm) (ug) Client ID: VOC3 ATC-0402-234M ID: -03A Date Sampled: 4/2/02 Matriv: Charcoal AirVol.(L): 120 1,1,1 -T richloroethane <20 <0.17 <0.031 20 Total Hydrocarbon Sc 04/06/2002 JMM 1,2-Dichloroethane <20 <0.17 <0.041 20 Total Hydrocarbon Sc 04/06^002 JMM A Hydrocarbons, Total <20 <0.17 <0.047 20 Total Hydrocarbon Sc 04/06/2002 JMM Acetone <20 <0.17 <0.070 20 Total Hydrocarbon Sc 04/06/2002 JMM B Hydrocarbons, Total <20 <0.17 <0.044 20 Total Hydrocarbon Sc 04/06/2002 JMM Benzene <20 <0.17 <0.052 20 Total Hydrocarbon Sc 04/06/2002 JMM Chlorobenzene <20 <0.17 <0.036 20 Total Hydrocarbon Sc 04/06/2002 JMM Chloroform <20 <0.17 <0.034 20 Total Hydrocarbon Sc 04/06/2002 JMM Ethylbenzene <20 <0.17 <0.038 20 Total Hydrocarbon Sc 04/06/2002 JMM Hexane <20 <0.17 <0.047 20 Total Hydrocarbon Sc 04/06/2002 JMM Isopropylbenzene <20 <0.17 <0.034 20 Total Hydrocarbon Sc 04/06/2002 JMM Methylene Chloride <20 <0.17 <0.048 20 Total Hydrocarbon Sc 04/06/2002 JMM Pentane <20 <0.17 <0.056 20 Total Hydrocarbon Sc 04/06/2002 JMM Styrene <20 <0.17 <0.039 20 Total Hydrocarbon Sc 04/06/2002 JMM Tetrachloroethene <20 <0.17 <0.025 20 Total Hydrocarbon Sc 04/06/2002 JMM Toluene <20 <0.17 <0.044 20 Total Hydrocarbon Sc 04/06/2002 JMM Tri chloroethene <20 <0.17 <0.031 20 Total Hydrocarbon Sc 04/06/2002 JMM Xylenes, Total <20 <0.17 <0.038 20 Total Hydrocarbon Sc 04/06/2002 JMM

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NYC-WTC_000199103