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tient Number: GP71 CHV08 <br /> Project D. Chevron,Stockton <br /> Work Order Number: C3-02-0022 <br /> QC Matrix Spike and Duplicate Spike Results <br /> Matrix: Water <br /> Sample Spike Recovery, Duplicate Control <br /> Analyte ID Amount Units % Recovery, RPD, % Limits <br /> Modified EPA 8020: <br /> Reagent <br /> Benzene Water 20.0 ug/L 101 102 1.0 70-147 <br /> Reagent <br /> Toluene Water 20.0 ug/L 106 106 0.0 67-150 <br /> Reagent <br /> Ethylbenzene Water 20.0 ug/L 101 102 1.0 69-145 <br /> Reagent <br /> Xylene,total Water 60.0 ug/L 110 111 1.0 71-152 <br /> k <br /> I <br /> GTEL Concord CA G �L <br /> ENV I=2W22.00 LABORATORIES, INC. <br />