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t <br /> ' d <br /> I: <br /> we <br /> Project Number: SF&175-0204.72 <br /> r,^ Consultant Project Number: 16006736.044 <br /> Contract Number: N46CWCO244.9-X <br /> Facility Number: 96465 <br /> Work Order Number: C00567 <br /> Report Issue hate: Septem9er 5,1990 <br /> 1-. <br /> Table 6 <br /> > (WSD) <br /> REAGENTOVERY AND RELATIVE VE PERCENT DIFFERENCE(APD) RDUPLICATEAND REAGENT WATER SPIKE PORT <br /> purgeable Aromatics and Total Petroleum Hydrocarbons <br /> as Gasoline In Water <br /> EPA Method 8020/8015 <br /> Date of Analysis: 08/24/90 Units: ug/L <br /> . Concentratlon WS,% WSO,% <br /> Analyte Added WS Aasult Recovery "NSD Result Recovery <br /> Benzene 25 24.5 99 24.6 98 <br /> Toluene 25 24.0 96 _ 24.0 96 <br /> Ethytbenzene 25 24.0 96 24.2 97 <br /> X at 0=1 75 73.6 98 73.2 98 <br /> Er< " <br /> Acceptability Untltsl <br /> " Analyte RPD,% Maximum RPD,% %Recovery <br /> Benzene 0 30 84-125 <br /> Toluene 0 30 83-122 <br /> Ethylbenzene 1 30 82-120 <br /> Xylene total 0 30 86-123 <br /> 1 W Acceptability limits are derived from the 99%confidence Interval of all samples during the <br /> previous quarter. <br /> i <br /> r.: <br /> GTEL Concord,CA Page B of 8 <br /> C008567,[]OC T E <br /> ... <br /> F NY 110 N 41 N 1 Ai <br /> dt 1A102A100115. INC- <br /> sAw <br />