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I <br /> Sparger" Analytical Laboratory Dmsion <br /> 0"'Fechnologilyinc Mobile Laboratory Dmsion <br /> Scientific Dmsion <br /> With Automohon in Mind <br /> 8020 Modified Matrix Spike (MS) & Matrix Spike Duplicate (MSD) <br /> BTEX Analysis Report <br /> Attention Mr Bob Marty Date Sampled Aug 11, 1994 <br /> ' Geological Audit Services, Inc Date Received Aug 12, 1994 <br /> 1803 West March Lane Suite A Bate Analyzed Aug 19, 1994 <br /> Stockton, CA 95207 <br /> IProject ID Project Name Parrish & Sons <br /> Client ID MS/MSD LAB ID ST94-08-019 MS <br /> ST94-48-019 MSD <br /> Matrix Soil Dilution <br /> Conc Sample MS MSD MS % MSD % % RPD <br /> Name Spike Added Result Result Result Units Recovery Recovery Recovery <br /> ' • Benzene 30 ppb ND 29 29 ug/kg 97% 97% 0% <br /> Toluene 30 ppb ND 30 30 ug/kg 100% 100% 0% <br /> ' Ethylbenzene 30 ppb ND 31 30 ug/kg 103% 100% 3% <br /> Xylenes 30 ppb ND 30 30 ug/kg 100% 100% 0% <br /> Surrogate % Recovery of Tnfluorotoluene = 103% MS 100% MSD <br /> ppb=parts per billion=ogJkg=micrograms per kilogram <br /> ppm=parts per ri=uplo=micrograms per gram <br /> ND=[4at()elected Comi may be oresert at ar,e,rations oelow 1—ce e_ion imil <br /> Aug 19, 1994 <br /> R L James Principal Chemist DATE <br /> ' SPARCER TECnr vLGG r Af lALYTICAL t,SGRATORY INC IS CERTIFIED BY THE ST'-TE OF CAUFORr IA <br /> DEPARTh ErdT CY HEALTH SERVIC=S vS A HAZARDOUS WASTE TESTING LAUORATORY <br /> tCer.Hca ion No 1614) <br /> 1 <br /> ' 3050 Frte Circle Suite 112 9 Sacramento Colifornio 95827 d (996) 362-8947 a FAX(996) 362-0947 <br />