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r���co�ao� • i <br /> CERTIFICATE OF ANALYSIS <br /> f:EiAer7alytiocal Labe ratory <br /> Tuesday,February 12,2000 <br /> TO- William Little <br /> Advanced GeoEnvlronmental, <br /> 4005 N Wilson Way <br /> Stockton, Ca 95205 <br /> Sample Information <br /> Sample ID: AD0210-05 Sample Type: Grab <br /> Sample Description- SBI-35 Project Name. Bogeths Orchard Service <br /> Date/Time Sampled- 218100 9 20 00 AM Sample Matrix• Soil <br /> ANALYTICAL RESULT QA/QC REPORT <br /> Date LCS Spike MS Spike <br /> Test Parameter Method DLR Unit Result Analyzed Blank Conc. LCS% Conc. MS% MSD RSD <br /> i <br /> TPH-Gasoline EPA 8015MIDHS 1 mg/Kg ND 11-Feb-00 ND 05 960% 05 920% 940% 05% <br /> TPH-Diesel EPA 8015M/DHS 10 mg/Kg ND 11-Feb-00 ND 100 950% 100 950% 1050% 25% <br /> Methyl t-Butyl Ether(MtBE) EPA8260 5 ug/Kg ND 11-Feb-00 ND 40 950% 40 1050% 1025% 06% <br /> Dilsopropyl ether(DIPE) EPA8260 5 ug/Kg ND 11-Feb-00 ND 40 900% 40 1050% 102 5% 06% <br /> ' Ethyl-t-butyl ether(ETBE) EPA8260 5 ug/Kg ND 11-Feb-00 ND 40 1050% 40 1025% 1050% 06% <br /> Tert-amyl methyl ether(TAME) EPA8260 5 ug/Kg ND 11-Feb-00 ND 40 900% 40 900% 925% 07% <br /> t t-Butanol(TBA) EPA8260 5 ug/Kg ND 11-Feb-00 ND 40 950% 40 975% 875% 27% <br /> Benzene EPA 8260 5 uglKg ND 11-Feb-00 ND 40 950% 40 950% 975% 06% <br /> Toluene EPA 8260 5 ug/Kg ND 11-Feb-00 ND 40 1000% 40 975% 950% 06% <br /> Ethyl Benzene EPA 8260 5 ug/Kg ND 11-Feb-00 ND 40 1050% 40 1025% 105 0% 06% <br /> 11-Feb-00 ND 80 100 0% 80 112 5% 1138% 03% <br /> Xylene,Total EPA 8260 5 ug/Kg ND <br /> mg/L=milligrams per Liter=ppm DLR-Detection Limit for the Purpose of Reporting RSD-represent relative percent different(RPD)behveen duplicates spike of samples <br /> uglL=micrograms per Liter=ppb Exceptional sample matrices or interfereneces may result in or Duplicate of Sample <br /> higher detection limits MSIMSD-measure of the percent recovery efficiencies within the matrix <br /> C=Composite G=Grab <br /> LCS-measureof the percent recovery of the Laboratory Control Spike(LCS) <br /> TFU ITTED, <br /> Jonathan Hao V Le,Laboratory Director <br /> EN-Envrrommntal Protection Agency Method Page I of I <br /> SM-Standard Method for Examination ,tE IM16VtM*d 9t Suite A Stockton, CA 95204 Tel (209) 462-0892 Fax (209) 462-7935 <br />