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Client Acct: 691 Date: 10-17-90 <br /> Client Name: Env. Science & Engineering Page: 4 <br /> NET Log No: 4171 <br /> NET Pacific Inc Ref Delta Truck, Project. 02--531-003 <br /> QUALITY CONTROL DATA <br /> Cal Verf Duplicate <br /> Reporting Stand % Blank Spike % Spike % <br /> Parameter Limits Units Recovery Data Recovery Recovery RPD <br /> Diesel 0.05 mg/L 103 ND 75 82 8.9 <br /> Motor Oil 0.5 mg/L 105 ND NIA NIA NIA <br /> j QUALITY CONTROL DATA <br /> Cal Verf Duplicate <br /> Reporting Stand % Blank Spike % Spike % <br /> Para Teter Limits Units Recovery Data Recovery Recovery RPD <br /> Gasoline 0 05 mg/L 104 ND 93 112 18.5 <br /> Benzene 0.5 ug/L 88 ND 89 106 17 <br /> 3 Toluene 0.5 ug/L 92 ND 95 105 10 <br /> COMMENT Blank Results were ND on other analytes tested. <br /> QUALITY CONTROL DATA <br /> Cal Verf Duplicate <br /> Reporting Stand % Blank Spike % Spike % <br /> Parameter Limits Um is Recovery Data Recovery Recovery RPD <br /> ' Lead 0 2 ma/K9 94 ND 108 120 6.3 <br /> T <br /> r <br /> s <br />