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e ri <br /> www <br /> SUPERIOR ANALYTICAL LABORATORY, INC. <br /> 1555 BURKE. UNIT Y`SAN FRANCISCO, CA 94124 ` PHONE (415) 647-2081 <br /> C E= R T ; F I C A T E O F A N A L Y S I S ' <br /> LABORATORY NO. : 81009 DATE RECEIVED: 06/14/90 <br /> CLIENT: Western Geologic Resources DATE REPORTED: 06/20/90 <br /> CLIENT JOB NO. : 6-066.03 - <br /> { <br /> ANALYSIS FOR TOTAL PETROLEUM HYDROCARBONS <br /> by Modified EPA SW-846 Method 901ii <br /> LAB Concentration (mg/Kg) <br /> #-- Sample-Identification Gasoline- - <br /> Range Diesel Range <br /> -- <br /> 8 B-7-15.5' ND<10 20 <br /> 12 B-7-35.0' ND<10 20 , <br /> 16 B-7-55.5' ND<10 20 <br /> 18 B-7-66 ND<10 20 <br /> mg/ky - p-krts per million (ppm) <br /> Method Detection Limit for Gasoline and Diesel in Soil : 10 mg1Kq <br /> Method Detection Limit for Gasoline and Diesel in Water: 1 i,g/L <br /> Method Detection Limit for Diesel in Water: 0.05 mg/L <br /> QAQC Summary: <br /> 4 <br /> Daily Standard run at 200mg/L: RAD Gasoline = NA <br /> RPD Diesel = 11% <br /> MS/MSD Average Recovery =110 %: Duplicate RPD = 5% <br /> Richarna ,� l <br /> Labor y Manager <br /> OUTSTANDING QUALITYAND SERVICE <br />