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sol iol&i 1U:3U 'p916 362 0947 SPARGER 9008/014 <br /> Sparger 0 <br /> AnaWal al La <br /> Division <br /> Mobile Laboratory Division <br /> iecnM1C9ylnc. Scientlific Division <br /> With Automation in Mind <br /> EPA Method 8020 _ <br /> Modified Laboratory Control Spike (LCS) <br /> Laboratory Control Spike Duplicate (LCSD) BTEX Analysis Report <br /> Attention: Ms. Sydney Geels Date Sampled: Aug 14, 1997 <br /> IT Corporation Date Received: Aug 14, 1997 <br /> 4585 Pacheco Blvd. Date Analyzed: Aug 14, 1997 <br /> Martinez, CA 94553 Invoice* 8234 <br /> Project ID: 770932 Project Name: Pac Bell <br /> Client ID: LCS/LCSD LAB ID: 8234-LCS <br /> 8234LCSD <br /> Matrix: Soil Dilution 1: 1 <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 31 30 ug1kg 103% 100% % 20 65-135 <br /> Toluene 30 ND 32 29 ug/kg 107% 97% 10% 20 65-135 <br /> Ethylbenzene 30 ND 33 31 ug/kg ° o 0 <br /> g/ g 110/® 103/0 6/0 20 65-135 <br /> m,p-Xylenes 60 ND 67 64 ug/kg 112% 107% 5% 20 65-135 <br /> o-Xylenes 30 ND 32 31 ug/kg 107% 103% 3% 20 65-135 <br /> Surrogate%Recovery of Trifluorotoiuene= 110% LCS 107% LCSD <br /> PPb=Pis Psr biNbn.uglkp= icr <br /> mograms per lcitoprgm <br /> INrm=parts per miles-ugfg-m rams per gram <br /> NO.Not Detected. ComPound(s)may be present at concerdrefione bekw the detection limit <br /> R.L Janlels,Principal 19, 1997 <br /> 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 /> (Cerflffeation No.1614) <br /> 8020LCSS.xis <br />