NYC-WTC_000222697

NYC 9/11 Public Portal Document

Mar 18 02 08:52a PSC flnalatical Services 6109219667 P-4

INDUSTRIAL HYGIENE ENVIRONMENTAL TESTING ■ EPA/NVLAP101262-0 • NY DOH/NELAC 10903 •NJ DEPPA02O • AIHA ACCREDITATION NO, 100439 • PA DEP 06-353 •Cl DPHPH-O23B •NCDENR599

ANALYTICAL SERVICES Analytical Results for ATC Associates WorkOrder: R02030492 Client Reference: 19125-0290

Analyte Concentration Limit of Test Date Analyzed Detection Method /Analyst (ug) ; (mg/m") ; (ppm) (ug) Client ID; VOCl ATC-0308-M894 Lab ID: -01A Date Sampled: 3/8/02 Matrix: Charcoal AirVol.(L): 120 1,1,1-Tnchloroe thane <20 <0.17 <0.031 20 Total Hydrocarbon Sc 03/14/2002 JMM 1,2-Dichloroe thane <20 <0,17 <0.041 20 Total Hydrocarbon Sc 03/14/2002 JMM A Hydrocarbons, Total <20 <0.17 <0.047 20 Total Hydrocarbon Sc 03/14/2002 JMM Acetone <20 <0.17 <0.070 20 Total Hydrocarbon Sc 03/14/2002 JMM B Hydrocarbons, Total <20 <0.17 <0.044 20 Total Hydrocarbon Sc 03/14/2002 JMM Benzene <20 <0.17 <0.052 20 Total Hydrocarbon Sc 03/14/2002 JMM Chlorobenzene <20 <0.17 <0.036 20 Total Hydrocarbon Sc 03/14/2002 JMM Chloroform <20 <0.17 <0.034 20 Total Hydrocarbon Sc 03/14/2002 JMM Ethylbenzene <20 <0.17 <0.038 ■ 20 Total Hydrocarbon Sc 03/14/2002 JMM ■ Hexane <20 <0.17 <0.047 20 Total Hydrocarbon Sc 03/14/2002 JMM Isopropylbenzene <20 <0.17 <0.034 20 Total Hydrocarbon Sc 03/14/2002 JMW Methylene Chloride <20 <0.17 <0.048 20 Total Hydrocarbon Sc 03/14/2002 ■ JMW Pentane <20 <0.17 <0.056 20 Total Hydrocarbon Sc 03/14/2002 JMM Styrene <20 <0.17 <0.039 20 Total Hydrocarbon Sc 03/14/2002 JMM Tetra chloroethene <20 <0,17 <0.025 20 Total Hydrocarbon Sc 03/14/2002 JMM Toluene <20 <0.17 <0.044 20 Total Hydrocarbon Sc 03/14/2002 JMM Trichloroethene <20 <0.17 <0.031 . 20 Total Hydrocarbon Sc 03/14/2002 JMM Xylenes, Total <20 <0.17 <0.038 20 Total Hydrocarbon Sc 03/14/2002 JMM

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NYC-WTC_000222697