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. Protect Number sFB-175-0204 72 <br /> Consultant Project Number 16000-250-044 <br /> Contract Number N46CWCO244-9-X <br /> Facility Number 9-6115 <br /> Work Order Number 0010348 <br /> Report Issue Date October 18 1990 <br /> Table 3 <br /> INDEPENDENT CC CHECK SAMPLE RESULTS <br /> Purgeable Aromatics In Sol! <br /> MODIFIED EPA METHOD 8020 <br /> Date of Analysts 10/16/90 <br /> Expected Result, Observed Result, Acceptability <br /> Analyte ug/L ug/L Recovery, % Limits, % <br /> Benzene 50 51 6 103 85-115 <br /> Toluene 50 46 2 92 85-115 <br /> Ethylbenzene 50 476 1 95 1 85-115 <br /> Xylene (total) 150 141 94 85-115 <br /> Table 3a <br /> INDEPENDENT CC CHECK SAMPLE SOURCE <br /> Purgeable Aromatics In Soil <br /> MODIFIED EPA METHOD 8020 <br /> Analyte Lot Number Source <br /> Benzene LA18042 SUPELCO <br /> Toluene LA18042 SUPELCO <br /> 1~thylbenzene LA18042 SUPELCO <br /> Xylene (total) LA18042 SUPELCO .7711 <br /> i GTFL Concord CA Page 4 of 5 <br /> 0010348 DOC <br /> GTEL <br /> RT <br /> ® LAS02ATOVIES INC <br />