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.va <br /> COLUMBIA ANALYTICAL SERVICES,INC <br /> QA/QC Report T <br /> Client E%ICON Associates Service Request: 5950210 <br /> Project ARCO Faczlit-, No 2168/EMCON Project No 1775-234 01 Date Analyzed: 2/27/95 <br /> Initial Calibration Venfication(ICV) Summary <br /> BTEX and TPH as Gasoline <br /> EPA Methods 5030/8020/California DHS LUFT Method <br /> Units ppb <br /> CAS <br /> Percent <br /> Recovery <br /> True Percent Acceptance <br /> Anallte Value Result Rccoven Limits <br /> Benicnc 25 25 9 104 85-115 <br /> Toluene 25 248 99 85-115 <br /> Etlivlbcnienc 25 25 3 101 85-115 <br /> \N Icnes Total 75 742 99 85-115 <br /> Gasoline 250 258 103 90-110 <br /> Appro%ed B-, ,.� �QQ� Date <br /> ZIA i <br /> IC\25AL Oo0194 <br /> Page 6 <br /> 1921 R1nnWnnd AvonIte. • Cnn Ino44'S4 . T-1- .6--- AnQPAn'? nAnn . r., AnnO'n7 nnck <br />