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[. <br /> 1 <br /> Sparge 0 <br /> Analytical ytical Laboratory Division <br /> C� Mobile Laboratory Division <br /> With Automation in Mind Scientific Division <br /> i <br /> EPA Method 8020 <br /> Modified Laboratory Control Spike (LCS) & <br /> Laboratory Control Spike Duplicate (LCSD) BTEX Analysis Report <br /> port <br /> Attention: Mr. Tom Landwehr <br /> Date Sampled: Oct 19, 1999 <br /> Apex Envirotech <br /> Date Received: Oct 20, 1999 <br /> 7844 Madison Ave. Date Analyzed: Oct 20, 1999 <br /> Fair Oaks, CA 95628 Invoice#: <br /> 11614OCT99 <br /> Project ID: ERA02.004 Project Name: Moore Petroleum <br /> 4 <br /> Client ID: LCS/LCSD Bulk Plant <br /> E LAB ID: QC-BATCH <br /> i Matrix: Sail <br /> Dilution: 1: 1 <br /> I <br /> L <br /> S ike <br /> Anal to Added Sample LCS LCSD LCS % LCSD % % RPD QC Limits # <br /> y Conc. Result Result Units Recovery Recovery Recovery RPD °/aRec <br /> Benzene 30 ND 30 29 ug/kg 100% 97% <br /> 3% 20 65-135 <br /> Toluene 30 ND 28 28 ug/kg 93% 93% j <br /> ° 0% 20 65-135 <br /> Ethylbenzene 30 ND 28 28 ug/kg 93% 93% /°° <br /> 0 20 ' 65-135 <br /> m,p-Xylenes 60 ND <br /> 55 56 ug/kg 92% 93% /° <br /> . ° <br /> f 2 20 65-135 i <br /> o-Xylenes 30 ND <br /> 29 30 ug/kg 97% 100% 3% 20 65-135 <br /> Surrogate % Recovery of Trifluorotoluene = 98% 9$% <br /> ppb=parts per bllli°n=ug/kg=micrograms per kilogram <br /> PPM=parts per rnHliort=uglg=micrograms per gram <br /> ND=Not Defected COmpound(s)maybe present at concentrations below the detection limit. <br /> r <br /> R.;L.,James,Principal Chemist Oct 20, 1999 <br /> Date Reported <br /> SPARGER TECHNOLOGY ANALYTICAL LABORATORY,INC.IS CERTIFIED BY THE STATE OF CALIFORNIA ' <br /> DEPARTMENT OF HEALTH SERVICES ASA HAZARDOUS WASTETESTING LABORATORY - <br /> (Certification No.7674) <br /> 80209(S).xls - <br /> 3050 Fite Circle, Suite 112 • Sacramento, California 95827 • (946) 362-8947 • FAX(996) 362-0947 <br />