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Project Number. SFEI-175-0204.72 <br /> t Consultant Project Number: tF1 250-044 <br /> Contract Number: N46GV'CO244-4-X <br /> Facility Number: 9-&155 <br /> r Work Order Number: C009524 <br /> r� Report Issue Date: September?7,1990 <br /> IIA <br /> Table 3 <br /> INDEPENDENT OC CHECK SAMPLE RESULTS <br /> Purgeable Aromatics and Total Petroleum Hydrocarbons <br /> as Gasoline in Soil <br /> EPA Method 8020/8015 <br /> Date of Analysis: 09/21/90 <br /> + Acceptability <br /> t Expected Result, Observed Result, <br /> Analyte ug/L ug/L Recovery,% Limits,% <br /> Benzene 50 49.6 97 85-115 <br /> Toluene 5o 48.8 98 85-115 <br /> Ethylbenzene 50 48.7 97 85-115 <br /> Xylene(total) 150 156.1 104 85-115 <br /> 1 <br /> t tJ <br /> Table 3a <br /> INDEPENDENT CC CHECK SAMPLE SOURCE <br /> Purgeable Aromatics and Total Petroleum Hydrocarbons <br /> as Gasoline in Soil <br /> EPA Method 8020/8015 <br /> Analyte Lot Number Source' <br /> f . <br /> Benzene LA18042 Sup elco <br /> i LA18042 Supelco <br /> Toluene <br /> Ethylbenzene LA18042 Supelco <br /> - h,; Xylene(tote!) LAtE042 Supelco <br /> hr <br /> E <br /> !r' <br /> GTEL Concerd,CA Page 5 of 7 <br /> �� CC0952s.RGC G T!tq <br /> tAL <br /> 01904 WO <br />