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� � I <br /> Sparger <br /> Analytical Laboratory Division <br /> I Mobile Laboratory Division <br /> Technologyinc. Scientific Division <br /> With Automation in Mind <br /> .I <br /> I � <br /> 8020 Modified Laboratory Control Spike (LCS) & <br /> { Laboratory Control Spike Duplicate (LCSD) BTEX Analysis Report i <br /> Attention: Mr. Vic Cherren Date Sampled: Ju'I 16, 1993 <br /> Geological Audit Services, Inc. Date Received: Ju! 16, 1993 <br /> 1803 West March Lane, Suite A ! <br /> Stockton, CA 95207 <br /> Project ID: Project Name: II Pacific Plumbing , <br /> Client ID: LCS/LCSD LAB ID: �j ST93=07-019 LCS I <br /> ST93-07-019 LCSD <br /> f Matrix: Soil Dilution: II � <br /> r ji <br /> Conc. Sample LCS LCSD ,� �' LCS % LCSD % % RPD <br />�. Name Spike Added Result Result Result Units ,Recovery Recovery Recovery <br /> j Benzene 30 ppb ND 30 30 ug/kg 100% 100% 0% <br /> t I � <br /> Toluene 30 ppb ND 30 30 ug/kg 100% 100% 0% <br /> Ethylbenzene 30 ppb ND 30 30 ug/kg ' 100% 100% 0% <br /> I <br /> Xylenes 30 ppb ND 30 30 ug/k 100% 100% 0% <br /> I <br /> i <br /> Surrogate % Recovery of Trifluorotoluene = 100% LCS <br /> 100% LCSD <br /> ppb—parts per billion -ug/kg -micrograms per kilogram <br /> ppm—parts per million— uglo —micrograms per gram I <br /> ND—Not Detected. Compoundlal may be present at concentrations below the detection limit. Il <br /> Jul; 19, 1993 <br /> R. L.James, Principal Chemist I� Date Reported <br /> SPARGER TECHNOLOGY ANALYTICAL LABORATORY,INC.IS CERTIFIED IBY THE STATE OF CALIFORNIA <br /> I{ j <br /> DEPARTMENT OF HEALTH SERVICES AS A HAZARDOUS WASTE TESTING LABORATORY <br /> II F <br /> JJ [Certification No.16 44) 11 <br /> k <br /> 3050 Fite Circle, Suite 112 • Sacramento, Colifomio 95827 • (996);362-8947 • FAX(916) 362-0947 <br />