NYC-WTC_000228307

NYC 9/11 Public Portal Document Mar 15 02 OS:45a PSC flnalyticai Services tjiU3i;i3OO ,

INDUSTRIAL HYGIENE ENVIRONMENTAL TESTING •EPAINVLAP 101262-0 -NY DOlUIEtAC 10903 •NJ DEP PA02l> •AIHA ACCREDITATION NO. 100439 • PA DEP 06-353 • CT DPH Pl+a238 •NCDENR 599 Analytical Results ANALYTICAL SERVICES for

ATC Associates WorkOrder: R02030383 Client Reference: 19125-0297

Analyte Concentration Limit of Test Date netection Method fug) ; (mg/m’) ; (ppm) (ug) pL. 4 Client ID: VOC2 ATC-0307-89M ■-02A Date Sampled: 3/7/02 Matrix: Charcoal Air V 1.1. i-Trichloroe thane <20 <0.17 <0.031 20 Total Hydrocarbon Sc 03/13.' 1,2-Dichloroethane <20 <0.17 <0.041 20 Total Hydrocarbon Sc 03/13/ A Hydrocarbons, Tolal <20 <0.17 <0.047 20 Total Hydrocarbon Sc 03/13/ Acetone <20 <0.17 <0.070 20 Total Hydrocarbon Sc 03/13.' B Hydrocarbons, Total <20 <0.17 <0.044 20 Total Hydrocarbon Sc 03/13.' Benzene <20 <0.17 <0.052 20 Total Hydrocarbon Sc 03/13/ Chlorobenzene <20 <0.17 <0.036 20 Total Hydrocarbon Sc 03/13 Chloroform <20 <0-17 <0.034 20 Total Hydrocarbon Sc 03/13

Ethylbenzene <20 <0.17 <0.038 20 Total Hydrocarbon Sc 03/13

Hexane <20 <0.17 <0.047 20 Total Hydrocarbon Sc 03/13

Isopropylbenzene <20 <0.17 <0.034 20 Total Hydrocarbon Sc 03/13 Methylene Chloride <20 <0.17 <0.048 20 Total Hydrocarbon Sc 03/13

Pentane <20 <0.17 <0.056 20 Total Hydrocarbon Sc 03/13

Styrene <20 <0.17 <0.039 20 Total Hydrocarbon Sc 03/13 Tetra chloroethene <20 <0.17 <0.025 20 Total Hydrocarbon Sc 03/11

Toluene <20 <0.17 <0.044 20 Tolal Hydrocarbon Sc 03/1.

Trichloroethene <20 <0.17 <0.031 20 Total Hydrocarbon Sc 03/11 Xylenes. Tolal <20 <0.17 <0.038 20 Total Hydrocarbon Sc 03/11

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CITY_21MC1OO_OO2899846

NYC-WTC_000228308