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Spa rger <br /> 0 Analytical Laboratory Division <br /> `- <br /> T6chnoly,,,c. <br /> rY n <br /> Mobile laboratory Division <br /> Scientific Division <br /> With Automation in Mind <br /> EPA Method 8020 <br /> Modified Matrix Spike (MS) & Matrix Spike Duplicate (MSD) <br /> -BTEX-Analysis Report . -- - <br /> Attention: Mr. Tom Landwehr Date Sampled: Sep 17, 1998 <br /> Apex Envirotech Date Received: Sep 18, 1998 <br /> 7844 Madison Ave., Ste. 106 Date Analyzed: Sep 18, 1998 <br /> Fair Oaks, CA 95628 Invoice#: 10055SEP98 <br /> Project ID. ERA02.004 Project Name: Moore Petroleum <br /> Client ID: MS/MSD LAB ID: 10055-004MS <br /> 10055-004MSD <br /> Matrix: Soil Dilution 1: 1 <br /> Spike Sample MS MSD MS % MSD % % RPD <br /> QC its <br /> Analyte Added Conc. Result Result Units Recovery Recovery Recovery RPD LI%°Rec <br /> Benzene 30 ND 23 23 ug/kg 77% 77% 0% <br /> 20 65-i35 <br /> Toluene 30 ND 23 23 ug/kg 77% 77% 0% 20 65-135 <br /> Ethylbenzene 30 ND 23 23 ug/kg 77% 77% 0% 20 65-135 <br /> m,p-Xylenes 60 ND 43 45 ug/kg 72% 75% <br /> 5% 20 65-135 <br /> o-Xylenes 30 ND 23 23 ug/kg 77% 77% 0% 20 65-135 <br /> Surrogate % Recovery of Trifluorotoluene = 110% MS 110% <br /> MSD <br /> Ppb=parts per'"'un=uglltg=micrograms per kilogram <br /> ppm=parts per million=ug/9=micrograms per gram <br /> NO=Not Detected. Compound(s)may be present at concentrations below the detection IImiL <br /> I• ncipal Chemist Sep 21, 1998 <br /> Date Reported <br /> SPARGER TECHNOLOGY ANALYTICAL LABORATORY,INC.IS CERTIFIED BYTHE STATE OF CALIFORNIA <br /> DEPARTMENT OF HEALTH SERVICES AS A HAZARDOUS WASTE TESTING LABORATORY <br /> (Certification No.1614) <br /> 8020MSS.xls <br /> 3050 Fite Circle, Suite 112 • Sacramento, Colifornia 95827 • <br /> (976) 362-8947 • ,FAX(976) 362-0947 <br />