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} <br /> r" r-- r--,F, r w r---p r-, lr..."p r77 rte, r" r--"r <br /> CERTIFICATE OFANALYSISt <br /> Anal/ytoc�/ Laboratory . . <br /> Gary Kramer Friday,July 30;1999 �. <br /> Geomatrix Consultants <br /> 2444 Main Street, Suite 215 <br /> Fresno CA 93721-2734 <br /> .011 <br /> Sample Information <br /> Sample ID: PE5527-03 ,Sample Type: Grab <br /> Sample Description: MW 5-3 Project Name: Port of Stockton Site#3 <br /> j DatelTime Sampled. 7/9/99 11:55:00 AM C <br /> Sample Matrix: Ground Water <br /> ANAL YTICAL RES UL T �- QAIQC REPOR T <br /> 4 Date LCS Spike MS Spike <br /> 4. Test Parameter Method DLR Unit Result Dilution Analyzed Blank Conc. LCS% Conc. MS% MSD RSD% <br /> TPH-Gasoline EPA 8015M/DHS 0.05 mglL ND 1 10-Jul-99 ND 0,98 100.0% 0.98 112.2% 111.2% 0.2% <br /> Benzene <br /> EPA 8020 0.5 ug/L ND 1 10-JUI-99 ND 20 98.0% 20� 106.5%w 110.0% 0.8% <br /> -_. �...._ <br /> Toluene EPA'k'-20-0'.5 ug/L 0.50 1 10-Jul-99 ND' 20 100.0% 20 105.0% 109.0"0 0.9% <br /> Ethylhenzene EPA 8020 �0.5 �-uglL ND 1 10-Jul-99 ND 20 98.5% 20 115.0%� 109.5% 1.2% <br /> Xylenes,Total _ EPA 8020 w.0.5Y uglL2.22 1 10-Jul-99 ND 20 101.0% 20102.5% 106.5% 1.0% <br /> Methyl-t-Butyl Ether(MTBE) EPA80200.5-� uglL ND 1 10-Jul-99 ND 20 99.0% 20 105.0% 100.0% 1.2% <br /> mg// milligrams per Liter=ppm DLR-Detection Limitnr(he Purpose / <br /> rose o <br /> f RSD-represent relative percent different(RAD)between duplicates spike ofsamples <br /> ug/L=Micrograms per Liter=ppb Reporting. F ceptional sample nrrNrices arc or Duplicate of Smnple <br /> C=Composite G=Grab lereneces may rea:rlt hr highrlctection <br /> limitsimitsMS/MSI)-measure of the percent recovery efficiencies within the rnntri.r <br /> LCS-measure of the percent recovery of the Laboratory Corurol Spikr(US) <br /> RESPEC FULL S TTED, <br /> =f: 17 <br /> k Jonathan Hao V. Le,Laboratory Director <br /> s <br /> Df'A-Em•irnnurCrrin!Protection Agency Method. <br /> Page 1 of I <br /> SM-Standard hlethnrl forEranrinationMIEI'VeV�Nd'St Suite A Stockton, CA 95204 Tet.: (2013) 462-0892 Fax: (209) 462-7935 <br />