NYC-WTC_000227060

NYC 9/11 Public Portal Document Apr 15 02 02:4Gp PSC o1o

F=sc: INDUSTRIAL HYGIENE • EPA/NVLAP 101262-0 ■ AIHA ACCREDITATION NO. IGC43S ’NCDENR599 EMVIRONMENTAL TESTIMG NY DOHINELAC10903 PA DEP 06-353 BE oiMJDEP PA020 -CT DPH PH-0238

ANALYTICAL SERVICES Analytical Results for ATC Associates WorkOrder: R02040382 Ch’ent Reference: 19125-0291, VOCs

Analyte ConcenSratioD Limit of Test Date Analyzed Detection Method /Analyst (ug) : (tng/m") : (ppm)

Client JD; V0C2 ATC-0406-M833 LablD;-02A Date Sampled: 4/6/02 Matrix: Charcoal Air Vol,(L).- 120

1.1,1 -T richloroethane <20 <0.17 <0.031 20 Total Hydrocarbon Sc 04/10/2002 JMM 1.2-Dicb!oroethane <20 <0.17 <0.041 20 Total Hydrocarbon Sc 04/10/2002 JMM A Hydrocarbons, Total <20 <0.17 <0.047 20 Total Hydrocarbon Sc 04/10/2002 JMW

Acetone <20 <0.17 <0.070 20 Total Hydrocarbon Sc 04/10/2002 JMW 8 Hydrocarbons, Total <20 <0.17 <0.044 20 Total Hydrocarbon Sc 04/10/2002 JMW

Benzene <20 <0.17 <0.052 20 Total Hydrocarbon Sc 04/10/2002 JMN

Chlorobenzene <20 <0.17 <0.036 20 Total Hydrocarbon Sc 04/10/2002 JMh Chloroform <20 <0.17 <0.034 20 Total Hydrocarbon Sc 04/10/2002 JM1\

Ethylbenzene <20 <0.17 <0,038 20 Total Hydrocarbon Sc 04/10/2002 JMH Hexane <20 <0.17 <0.047 20 Total Hydrocarbon Sc 04/10/2002 JMt Isopropylbenzene <20 <0.17 <0.034 20 Total Hydrocarbon Sc 04/10/2002 JMf Methylene Chloride <20 <0.17 <0.048 20 Total Hydrocarbon Sc 04/10/2002 JMf Pentane <20 <0.17 <0.055 20 Total Hydrocarbon Sc 04/10/2002 JMI Styrene <20 <0.17 <0.039 20 Total Hydrocarbon Sc 04/10/2002 JM

Tetrachloroethene <20 <0.17 <0.025 20 Total Hydrocarbon Sc 04/10/2002 JM Toluene <20 <0.17 <0.044 20 Total Hydrocarbon Sc 04/10/2002 JM

Trichloraethene <20 <0.17 <0.031 20 Total Hydrocarbon Sc 04/10/2002 JM

Xylenes, Total <20 <0.17 <0,038 20 Total Hydrocarbon Sc 04/10/2002 JW

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