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' RECFI' _G JUL ? lcq9 <br /> r„ Trace AIIaiysls LaboratoM Inc. <br /> 1 <br /> LOG NUMBER: 5672 <br />' DATE SAMPLED: 07/11/95 <br /> DATE RECEIVED: 07/12/95 <br /> DATE ANALYZED: 07/12/95 and 07/13/95 <br /> DATE REPORTED: 07/18/95 <br />' PAGE: Two <br /> Sam 1 e Type: Vapor <br />' VW-4LFive . VW-5/Five Eff/Five <br /> Method and Concen- Reporting Concen- Reporting Concen- Reporting <br /> Constituent: Units tration Limit tration Limit tration Limit <br />' <br /> Modified DHS Method: <br />' Total Petroleum Hydro- <br /> carbons as Gasoline mg/m3 94 30 280 30 30 30 <br /> Modified EPA Method 8020 for: <br />' Benzene mg/m3 ND 0.10 ND 0.10 ND 0.10 <br /> Toluene mg/m3 2.6 0 10 ND 0.10 0.40 0.10 <br />' Ethylbenzene mg/m3 0.65 0.10 1 .7 0.10 0.22 0.10 <br /> Xylenes mg/m3 7.1 0.30 15 0.30 2.4 0.30 <br /> PMethod Blank <br /> Method and Concen- Reporting <br /> Constituent: Units tration Limit <br />' Modified DHS Method: <br /> Total Petroleum Hydro- <br />' carbons as Gasoline mg/m3 ND 30 <br /> Modified EPA Method 8020 for: <br />' Benzene mg/m3 ND 0. 10 <br /> Toluene mg/m3 ND 0.10 <br />' Ethylbenzene mg/m3 ND 0.10 <br /> Xylenes mg/m3 ND 0.30 <br /> tOC Summary -- <br /> Recovery: 87*, 87* <br /> % RPD: 0.0, 14 <br />' Concentrations reported as ND were not detected at or above the reporting limit. <br /> * The Recovery for vapor samples is based on the Laboratory Control Sample. <br /> 1 Louis W. Dupuis <br /> Quality Assurance/Quality Control Manager <br />