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1 <br /> SpargeroAnalytical Laboratory Division <br /> Mobile Laboratory Division <br /> Scientific Dmslon <br /> With Automaton )n Mind <br /> I <br />' 8020 Modified Matrix Spike (MS) & Matrix Spike Duplicate (MSD) <br /> BTEX Analysis Report <br />' Attention Mr Bob Marty Date Sampled Aug 31, 1993 <br /> Geological Audit Date Received Sep 1, 1993 <br />' 1803 W March Lane, Suite A <br /> Stockton, CA 95207 <br /> Project ID Project Name Mid-Cal II <br />' Client ID MS/MSD LAB ID ST93-09-009 MS <br /> ST93-09-009 MSD <br />' Matrix Soil Dilution <br /> Conc Sample MS MSD MS % MSD % % RPD <br /> MName Spike Added Result Result Result Units Recovery Recovery Recovery <br /> Benzene 30 ppb ND 28 28 ug/kg 93% 93% 0% <br />' Toluene 30 ppb ND 28 28 ug/kg 93% 93% 0% <br />' Ethylbenzene 30 ppb ND 28 29 ug/kg 93% 97% 4% <br /> Xylenes 30 ppb ND 28 29 ug/kg 93% 97% 4% <br />' <br /> Surrogate % Recover of Trifluorotoluene = 93% MS 90% MSD <br /> g Y <br /> ppb - parts per billion - uglkg - micrograms per kaogram <br />' ppm- parts per million-uglg - micrograms per gram <br /> ND - Not Detected Compound(si may be present at concentrations below the detection limit <br />' Sep 9, 1993 <br /> R L James Principal Chemist DATE <br /> SPARGER TECHNOLOGY ANALYTICAL LABORATORY INC IS CERTIFIED BY THE STATE OF CALIFORNIA <br /> DEPARTMENT OF HEALTH SERVICES AS A HAZARDOUS WASTE TESTING LABORATORY <br /> (Certification No 1614) <br /> 3050 Fite Circle Suite 112 • Sacramento California 95827 a (996) 362-8947 a FAX(946) 362-0947 <br />