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Sparger t Analytical Laboratory Division <br /> Mobile Laboratory ry <br /> CimsionTechnok)gylnc Scientific <br /> Dhnslon <br /> 1 <br /> EPA Method 8020 <br /> Modified Laboratory Control Spike (LCS) & <br /> Laboratory Control Spike Duplicate (LCSD) BTEX Analysis Report <br /> Attention Mr Claudio Avila Date Sampled Sep 17 1996 <br /> EMCON Date Received Sep 23 1996 <br /> 1433 North Market Blvd Date Analyzed Sep 24 1996 <br /> Sacramento CA 95834 Invoice# 7022 <br />' Project ID 2613-10001 Project Name Don Rodgers <br /> Client ID LCS/LCSD LAB ID 7022-LCS <br /> 7022-LCSD <br /> Matrix Soil Dilution <br /> ' Spike Sample LCS LCSD LCS % LCSD % % RPD QC Limits <br /> Name Added Conc Result Result Units Recovery Recovery Recovery RPD %Rec <br /> Benzene 30 ND 29 28 ug/kg 97% 93% 4% 20 65-135 <br /> Toluene 30 ND 29 28 ug/kg 97% 93% 4% 20 65-135 <br /> ' Ethylbenzene 30 ND 29 28 ug/kg 97% 93% 4% 20 65-135 <br /> m p-Xylenes 60 ND 55 53 ug/kg 92% 88% 4% 20 65-135 <br /> ' Surrogate % Recovery of Trifluorotoluene = 89% LCS 89% LCSD <br /> ppb=parts per bitlion=u(ykg=micrograms per kdogram <br /> ppm=parts per million=uglg=micrograms per gram <br /> ND=Not Detected CompounolsI may De]resent at concentrations below the detection lima <br /> Sep 28 1996 <br /> C ChapmayV GC Supervisor batt:Reported <br /> SPARGER TECHNOLOGY ANALYTICAL t_ABORATORY ING 15 CERTIFIED BY THE STATE OF CALIFORNIA <br /> DEPARTMENT OF HEALTH SERVICES AS A HAZARDOUS WASTE TESTING LABORATORY <br /> (Certification No 1614) <br /> 1 <br /> 8020LCSS XLS <br /> t,016) —,62-3947 - -V (916) 362-0947 <br />