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0 <br />Spargero <br />Technololayinc.g <br />With Automation in Mind <br />c: <br />Analytical Laboratory Division <br />Mobile Laboratory Division <br />Scientific Division <br />EPA Method 8020 <br />Modified Laboratory Control Spike (LCS) & <br />Laboratory Control Spike Duplicate (LCSD) BTEX Analysis Report <br />Attention: Mr. Mike Williams <br />RAH Environmental <br />3316 Swetzer Rd. <br />Loomis, CA 95650 <br />Date Sampled: Apr 28, 1997 <br />Date Received: Apr 28, 1997 <br />Date Analyzed: Apr 30, 1997 <br />Invoice #: 7705 <br />Project ID: <br />30 <br />Project Name: <br />Plaza Liquors <br />Client ID: <br />LCS/LCSD <br />LAB ID: <br />7705-LCS <br />18% <br />20 <br />65-135 <br />7705-LCSD <br />Matrix: <br />Soil <br />Dilution 1: <br />1 <br />ug/kg <br />90% <br />97% <br />7% <br />20 <br />Spike Sample LCS <br />LCSD LCS % <br />LCSD % % RPD QC Limits <br />Name <br />Added Conc. Result <br />Result Units Recovery <br />Recovery Recovery RPD %Rec <br />Benzene <br />30 <br />ND <br />25 <br />30 <br />ug/kg <br />83% <br />100% <br />18% <br />20 <br />65-135 <br />Toluene <br />30 <br />ND <br />27 <br />29 <br />ug/kg <br />90% <br />97% <br />7% <br />20 <br />65-135 <br />Ethylbenzene <br />30 <br />ND <br />29 <br />30 <br />ug/kg <br />97% <br />100% <br />3% <br />20 <br />65-135 <br />m,p-Xylenes <br />60 <br />ND <br />59 <br />61 <br />ug/kg <br />98% <br />102% <br />3% <br />20 <br />65-135 <br />o -Xylenes <br />30 <br />ND <br />30 <br />31 <br />ug/kg <br />100% <br />103% <br />3% <br />20 <br />65-135 <br />Surrogate % Recovery of Trifluorotoluene = 76% LCS 85% LCSD <br />ppb = parts per billion = ug/kg = micrograms per kilogram <br />ppm= parts per million = ug/g = micrograms per gram <br />ND = Not Detected. Compound(s) may be present at concentrations below the detection limit. <br />May 5, 1997 <br />Date Reported <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 />80201cs <br />3050 Fite Circle, Suite 112 * Sacramento, California 95827 * (916) 362-8947 • FAX (916) 362-0947 <br />