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QUALITY CONTROL REPORT <br /> METHOD BLANK <br /> Method: 8020 (BTEX) & TVH <br /> Units: (ppm) <br /> u /& <br /> b. b <br /> COMPOUNDS MDL { RESULTS Of THE MB <br /> Benzene 0.02 a BRI. .r <br /> Toluene 0.02 BRL <br /> Ethyl Benzene 0.02 BRI. <br /> p-Xylene 0.02 BRI. <br /> m-Xylene 0.02 BRL <br /> o- Xylene 0.02 BRL <br /> Total Volatile Hydrocarbons 1. BR,. 4`' <br /> LABORATORY CONTROL SPIKE <br /> Method: 8020 (BTEX) & TVH <br /> Units: ug/g (ppm) <br /> CONCENTRATION ACCURACY PRECISION <br /> COMPOUNDS SPIKED MEASURED £ RECOVERY RPD <br /> Chlorobenzene 0.50 0.62 124 7 <br /> Benzene 0.50 0.48 96 17 <br /> Ethyl Benzene 0.50 0.56 X12 4 <br /> Total Volatile 3.77 3.3 88 11 <br /> Hydrocarbons <br /> '(ji <br />