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1 <br /> irk a <br /> r <br /> COLUMBIA ANALYTICAL SERVICES,INC. <br /> QA/QC Report - <br /> Client EMCON Sen-ice Request: 5950304 <br /> Project ARCO Factltn No 2133 / EMCON Project No 1775-709 01 Date Analvzed: 3/17/95 <br /> Initial Calibration Verification (ICV) Snmmary <br /> l3TEX and TPH as Gasolinc <br /> EPA Methods 5030/8020/California DHS LUFT Method <br /> Units ppb <br /> CAS <br /> Percent <br /> Recovery <br /> True Percent Acceptance <br /> knal%te Value Result Recovery Limits <br /> D,mzcne 25 24 1 96 85-115 <br /> rolvcizc 25 23 0 92 85-115 <br /> Eth-ObenZenc 25 23 8 95 85-115 <br /> IN lcncs Total 75 68 3 91 85-115 <br /> Gasoline 250 257 103 90-110 <br /> s <br /> Approved By ,�i�.�. Date <br /> UU/060M <br /> Page 7 <br /> 1971 R+naweod Avan,lp • "n InSp cnflfnrnln Qr%414 • Tnlnnhnnia A()AIA17 7Anr1 C'+v AnsfA17 01 ;A <br />