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E,FVIRONMENTAL <br /> CHEMICAL ANALYSIS <br /> .' LABORATORIES, INC. <br /> PEI•ROLEUY J.J.EGUN,REG.CHEM.ENGR. <br /> 4100 PIERCE IAC}., BAKERSFIELD, CALIFORNIA 93308 PHONE 327.4911 <br /> ti <br /> BTX DIESEL QUALITY CONTROL DATA <br /> v Mater Work <br /> 1710 Main Street Spike ID: =':6a"4b�1� <br /> Analysis Date: 18--Aug-89 <br /> Escalon, CA 95320 <br /> Attention: Bill Channell <br /> ' UnitUgIg <br /> Lab No: 6339-3 <br /> Ais Swrple Desc= Stephen.-- Marine #20?47-1 <br /> � Conc. Spike <br /> Const Sat:nale cf Spike Dup Spike <br /> __ -_ ituent Canc. Spi1,G ''3b i ec Ren RPD <br /> __-_____-..._______________-___--__-___-_____-____-_-___-_------ <br /> Benzene ND 5.01 93.81 4.42 <br /> Toluene ND 5.03 104.551 103.81 0.71 <br /> Ethyl Benzene ND ;3g g r <br /> - 9 .61 98. 531.27 <br /> p-Xylem. �� 5.02 102.17 100.31 1.34 <br /> m-Xylene ND .5.11 103.90 1[}2.75 1.11 <br /> 0-Xylene ND 5.03 102.17 102.13 0.01 <br /> �T <br /> TPH Diesel ND 10).01 93.90 102.08 8.35 <br /> °a <br /> QC Corwients. <br /> t <br /> F>,• ND = None rket ct,d <br /> i ' <br /> Spikeri Sample Conce-ntration - S.arriple Concentration <br /> % Recovery _ ___________________________________ <br /> (Ck�n�entration cif Spike) <br /> RFD (R-lat ve percent Difference) = <br /> Spiked Sample onc_Y_-_�_ - - � <br /> h aDuplicateSamleeanr__ <br /> ----------------------------------------------------- <br /> X 100 <br /> (Average Ccr._entration of Spikes) <br />