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09/22/97 16 01 W916 362 0947 SPARGER Z009/014 v <br /> Spargero Analytical Laboratory Dm on <br /> Techno he Mobile Laboratory DMslon <br /> Scientific Division <br /> With Automation in Mind <br /> EPA Method 8020 <br /> Modified Laboratory Control Spike (LCS) & <br /> Laboratory Control Spike Duplicate (LCSD) STEX Analysis Report <br /> Attertion Mr Tom Landvrehr Date Sampied Aug 29, 1997 <br /> Apex Envirotech, Inc Date Received Sep 2, 1997 <br /> 7844 madison Avenue, Ste 175 Date Analyzed Sep 4, 1997 <br /> Fair Oaks, CA 95628 Invoice## 8326 <br /> Project ID ERA02 009 Project Name Moore Petroleum <br /> Client iD LCS/LCSD LABID 8326-LCS <br /> 8326-LCSD <br /> Matrix Soil Dilution 1 1 <br /> Spike Sample LCS LCSD LCS % LCSD% % RPD QC Limits <br /> Analyte _ Added Conc Result Result Units_ Recovery Recovery Recovery RPD %Rec <br /> Benzene 30 NO 27 27 ug/kg 90 0% 900% 000% 20 65-135 <br /> • Toluene 30 ND 27 27 ug/kg 900% 900% 000% 20 65-135 <br /> Ethylbenzene 30 NO 28 28 ug/kg 933% 933% 000% 20 65-135 <br /> m,p-Xylenes 60 NO 60 58 uglkg 1000% 967% 34% 20 65-135 <br /> o-Xylenes 30 ND 28 28 ug/kg 933% 933% 000% 20 65-135 <br /> Suorogate % Recovery of Trirluorctoluene= 61% LCS 52% LCSD <br /> ppb-parts per!Man-uglkp-mtcw=7 pe klog-sm <br /> ppm-Paula per n I ion-uglq-microgra ra ps gran <br /> ND=Nat De'eGed Csn Peund(s)maybe preaent at zurcentrat ons oeiaw L`w de--cion Irn l <br /> Sep 22, 1997 <br /> R L James Principal Chemist Date Reported <br /> SPARGER TECHNOLOC'Al4AL"T GAL i.f BDRATORY INC IS CERTIFIED BY THE STATE OF CAUCORNIA <br /> DEPARTMENT OF HcALTF SERVICES AS A H.A,ZARDOUS"ASTE TEST NG LABORATOR\ <br /> (CemSatGn Rc 70 4) <br /> 8020'css <br /> 3050 Fite Circle Suite 112 a Socrcrnento Colrtirnta 05821 • (946) 362-8947 a FAX(946) 362-0947 <br />