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Sparger-7 <br /> Analytical Laboratory Division <br /> i Mobile Laboratory DmslonTechnologyInc <br /> Scientific Dmslon <br /> 8020 Modified Laboratory Control Spike (LCS) & <br /> Laboratory Control Spike Duplicate (LCSD) BTEX Analysis Report <br /> Attention Mr Bill Welter Date Sampled Oct 25, 1994 <br /> Lush Geosciences Date Received Oct 25, 1994 <br /> 3560 Business Drive, Suite 120 Date Analyzed Nov 4, 1994 <br /> Sacramento, CA 95820 <br /> Project ID 423-001 Project Name Beck Lumber <br /> Client ID LCS/LCSD LAB ID ST94-11-004 LCS <br /> ST94-11-004 LCSD <br /> Matrix Soil Dilution <br /> Conc Sample LCS LCSD LCS % LCSD % % RPD <br /> Name Spike Added Result Result Result Units Recovery Recovery Recovery <br /> I <br /> Benzene 30 ppb NO 28 28 ug/kg 93% 93% 0% <br /> Toluene 30 ppb ND 28 28 ug/kg 93% 93% 0% <br /> Ethylbenzene 30 ppb ND 28 27 ug/kg 93% 90% 4% <br /> Xylenes 30 ppb ND 27 27 ug/kg 90% 90% 0% <br /> Surrogate % Recovery of Trifluorotoluene = 100% LCS 100% LCSD <br /> ppb=parts per Nihon=uglkg=micrograms per kilogram <br /> ppm=parts per million=uglg m micrograms per gram <br /> ND=Not Detected Compound(s)may be present at concentrations below the detection limit <br /> Nov 7, 1994 <br /> R L James, Principal Chemist 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 /> C 170 i� % "J'�t� �-� ;D�� - =,3 O <br /> 2_ x r �h3 362-0947 <br />