NYC-WTC_000226832

NYC 9/11 Public Portal Document 1 if-i X . □iu-aci“JOO? . co

INDUSTRIAL HYGIENE ENVIRONMENTAL TESTING • EP A>JVLAP 1012S2-0 -NY DOHffJEtAC 10903 •NJOEP PA020 • AIHA ACCREDITATION NO. 100433 • PA DEF 06-353 ■CTDPHPH-D238 •NCDENR 533 Analytical Results ANALYTICAL SERVICES for ATC Associates

WorkOrder: R02040O81 Client Reference: 19125-0297 VOC

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

Client ID: VOC4 ATC-0328-89M Lab ID: -04A Date Sampled: 3/28/02 Matrix: Charcoal AirVoI.(L); 120 1,1,1 -Trichloroathane <20 <0.17 <0.031 20 Total Hydrocarbon Sc 04/04/2002 JMW 1,2-Dichloroethane <20 <0.17 <0.041 20 Total Hydrocarbon Sc 04/04/2002 JMW A Hydrocarbons. Total <20 <0.17 <0.047 20 Total Hydrocarbon Sc 04/04/2002 JMM Acetone <20 <0.17 <0.070 20 Total Hydrocarbon Sc 04/04/2002 JMM B Hydrocarbons, Total <20 <0.17 <0.044 20 Total Hydrocarbon Sc 04/04/2002 JMM Benzene <20 <0.17 <0.052 20 Total Hydrocarbon Sc 04/04/2002 JMW Chlorobenzene <20 <0.17 <0.036 20 Total Hydrocarbon Sc 04/04/2002 JMM Chloroform <20 <0.17 <0.034 20 Total Hydrocarbon Sc 04/04/2002 JMM Ethylbenzene <20 <0.17 <0.038 20 Total Hydrocarbon Sc 04/04/2002 JMM Hexane <20 <0.17 <0.047 20 Total Hydrocarbon Sc 04/04/2002 JMM Isopropylbenzene <20 <0.17 <0.034 20 Total Hydrocarbon Sc 04/04/2002 JMM Methylene Chloride <20 <0.17 <0.048 20 Total Hydrocarbon Sc 04/04/2002 JMM Pentane <20 <0.17 <0.056 20 Total Hydrocarbon Sc 04/04/2002 JMM Styrene <20 <0.17 <0.039 20 Total Hydrocarbon Sc 04/04/2002 JMM Tetra chloroethene <20 <0.17 <0.025 20 Total Hydrocarbon Sc 04/04/2002 JMM Toluene <20 <0.17 <0.044 20 Total Hydrocarbon Sc 04/04/2002 JMM Trichloroethene <20 <0.17 <0.031 20 Total Hydrocarbon Sc 04/04/2002 J MM Xylenes. Total <20 <0.17 <0.038 20 Total Hydrocarbon Sc 04/04/2002 JMM

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NYC-WTC_000226832