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J <br /> &MMUNEVUL <br /> CR0=1ANALYSIS <br /> LABORATORIES, INC. <br /> '; PETROLEliN J.J.MIN.REO.CHEM.ENOR. <br /> 4100 PIERCE RD., BAKERSFIELD,CALIFORNIA 93308 PHONE 327-4911 <br /> tv <br /> BTX/reH DIESEL <br /> Quality Control N-to j <br /> Water Work <br /> BTX Spike- ID: Clean Soil <br /> 1710 Main St <br /> TBH Spike ID.- 691-6 <br /> Escalon, CA 95320 ArialYsis flate: 29-Jan-90 <br /> At',intion: Eric Taylr <br /> Units: ug/g <br /> Quality Control, <br /> for Lab Nos: 610-1, 610-2. 610-3 <br /> pr ix <br /> One, sample: in twenty is selected as A p matrix which i <br /> representative <br /> spiked- The percentage ror-4-.overy (% Rec) of the spike is a relative <br /> measure Of the accuracy of the analysis- The comparison of the spike <br /> with a duplicate spike is a jtrFas,Are -.if the relative <br /> prF i.0 5 <br /> in f tjj <br /> analysis. ' <br /> Dup <br /> Spike Spike Spite <br /> Constituent Rec Rec RPD <br /> -------------------------------------------------------------------- <br /> t <br /> Benzene 86.52 90-39 4.38 <br /> Toluene 79.17 32.54 4.17 <br /> Ethyl Benzene 94.08 98.31 4.40 <br /> TPH Diesel 68.80 57-20 18-41 <br /> QC Commnts: <br />