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ENVIRONMENTAL <br /> CHEMICAL ANALYSISw <br /> 1 LABORATORIES, <br /> I <br /> PETROLEUMJ.J.EGLIN,REG,CHEM.ENGA, <br /> 4104 PIERCE RD., BAKERSFIELD,CALIFORNIA 93308 PHONE 327-4911 <br /> ? BTX DIESEL QUALITY CONTROL DATA <br /> Water Workpike.; B 63:4E1 <br /> 1710 Main Street Analysis Date: 18-Aug-89 <br /> E5calon, CA 95;?20 <br /> Attention: Bill C'harieli Units: ug1g <br /> xt. <br /> Lab No: 6339-4 <br /> p? Sample Desc: Stephens :'arise 920147--1 <br /> J <br /> � �a M4�r29,.814/89 <br /> 9� <br /> Spike Al' C.rnc•. Spike <br /> Sample of Spike Dup Spike <br /> Constituent Conc. Spike %; R—e c % Rec <br /> ..---------_---------------------------_------------------_----__ --- <br /> z Penzene ND 5.01 93.81 98.05 4.42 <br /> z <br /> s <br /> �A Toluene ND 5.03 104.55 103.81 0.71 <br /> �. L ,, ND h [] <br /> tzlyyl Benzene Nr= 9.0 °9.�?� 98.35 1.27 <br /> E <br /> P—Xylene ND 5.02 102.17 100.31 1.84 <br /> f'P <br /> oma,; ra-Xylene ND 5.11 103.90 102.75 1.11 <br /> o-Xylene ND 5.03 102.17 102.13 0.01 <br /> r <br /> :g e TPH Diesel ND 100.01 97.52 100.32 2.73 <br /> =. QQC Cotriternts: <br /> fi <br /> 1 <br /> 1: ND - gone Detected <br /> i <br /> Spiked Sample Concerntration - Sample Concentration <br /> Recovery = ------------------------------------------- <br /> ------- X 100 <br /> (Cxncentration of Spike) <br /> IPTD (Relative Percent Difference) - <br /> a...i Spiked Sample Conc. - Spiked Duplicate Sam=ple Conc. <br /> ---------------------------------------------------- X 100 <br /> (Averag_- ( Dncentration of Spikes) <br /> i <br /> �r <br />