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Project Number: SF&175-0204.72 <br /> Consultant Project Number: 1 emo-250-044 <br /> Contract Number: N46CWCO244•9-X <br /> Facility Number: 9-6155 <br /> ..x� Work Order Number: CA10176 <br /> Report Issue Elate: October 10,1990 <br /> I <br /> r� <br /> f. <br /> t <br /> Table 3 <br /> f INDEPENDENT QC CHECK SAMPLE RESULTS <br /> € r <br /> Purgeable Aromatics and Total Petroleum Hydrocarbons <br /> as Gasoline in Soil <br /> EPA Method 8020/8015 <br /> C., <br /> Date of Analys 09/28/90 <br /> Expected Result, Observed Result, Acceptability <br /> I R L Recovery,% Umrts,% <br /> Analyte ug/L ug/ <br /> �_.. 50 47 94 85-115 <br /> Benzene 88 44 85-115 <br /> Toluene 50 <br /> gg 85-1148 5 <br /> Eihylbenzene 50 <br /> X lens(total) <br /> 150 139 93 <br /> �Y <br /> r.a <br /> I � <br /> Ey Table 3a <br /> INDEPENDENT QC CHECK SAMPLE SOURCE <br /> Purgeable Aromatics <br /> as Tonen <br /> Total <br /> Petroleum Hydrocarbons <br /> s <br /> 7 1'. EPA Method 6020/8015 <br /> Analyte Lot Number Source <br /> Benzene <br /> LA18042 Supelco <br /> LA16042 Supelco <br /> Toluene Supelco <br /> r; Ethylbenzene LA18042 <br /> Xylene(totaq LA16042 Supelco <br /> Page 5 of 7 <br /> GTEL Concord.CA <br /> 0010176.000 <br /> I E N V I R O N M E N T A L <br /> is LACD7ATOPIEi. 1NC. <br />