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n EAWRONM N L <br /> CNEMIC4LANAL)51S ;� LABORATORIES, INC. <br /> PETROLEUM.— J.J.EGUN,REG.cNEM.ENGR. <br /> 4104 PIERCE RD., BAKERSFIELD, CALIFORNIA 93308 PHONE 327-4911 <br /> RM QUALITY CONTROL DATA <br /> 1 <br /> Water Work Spi �TD '634$- 1 <br /> 1710 Main Street. Analysis Date: 17-Aug-89 <br /> Escalon, CA 95320 Swiple -Matrix' Soil <br /> w Attention: Bill Channell [hilts-: ug/g <br /> l <br /> Lab No: 6339-2 <br /> Semple Desc: Stephens Marine #20147-1 <br /> z� <br /> 3 <br /> Conc. Spike <br /> E' Sample of Spike Dip Spike <br /> Constituent <br /> - __-_-__-Conc_---__Spike. Rec V <br /> -___�_ _ _ __-------- <br /> Benzene ND 5.01 93.81 98:05 4.:42 <br /> Toluene ND 5.03 104.55 103.81 0.71 <br /> _.:,.,. EtI4,1 Benzene 10 5.09 99.61 98.35 1.27 <br /> -;A. . 0 p-Xylene ND 5.02 ..02.17 100.31 1.84 <br /> a � m-Xylene ND 5.11 103.90 102.75 1.11 <br /> 0-Xylene ND 5.03 102.17 102.13 0.01 <br /> TPH Gas RD 301.06 114.41 105.14 8.44 <br /> ani QC Consents: <br /> 3 <br /> ND = None Detected <br /> k <br /> F Spiked Scruple Concentration - Sample Concentration <br /> * Recovery - -------------------------------------------------- X 100 <br /> k <br /> (Concentration of Spike) <br /> i. I.Kfi <br /> h '• RPD (Relative Percent Difference) <br />,} Spiked Sample Conc. - Spiked Duplicate Sample Conc. <br /> ----------------------------------------------------- X 100 <br /> (Average Conc. of Spikes) <br />