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Engineers METHOD: 8020/8015 <br /> Planners BTEX & TFH Gas <br /> L�allLI�1LS Economists <br /> / Scientists <br /> l <br /> Reference No: Methanol Blank <br /> Sample Matrix: McOH <br /> Dilution Factor: 1 Date Extracted: 02-04-92 <br /> Date Analyzed: 02-04-92 <br /> Method <br /> Reporting Blank <br /> Compound Limit Result Units <br /> Benzene 0.005 < 0.005 mg/kg <br /> Toluene 0.005 < 0.005 mg/kg <br /> Ethyl Benzene 0.005 < 0.005 mg/kg <br /> Total Xylenes 0.005 < 0. 005 mg/kg <br /> TFH Gas 1.0 < 1. 0 mg/kg <br /> Surrogate (SS1) 99 Rec. <br /> Surrogate (SS2) 102 % Rec. <br /> SS - Surrogate Standard reported as percent recovery, <br /> (SS1) = Fluorobenzene used as surrogate standard. <br /> (SS2) = 1,4-Difluorobenzene used as surrogate standard. <br /> Comments: <br /> Approved By: <br /> ;es39 000026 <br /> CH2M HILL Redding Quality Analytical Laboratories 916,244,5227 <br /> 5090 Caterpillar Road,Redding,California 96003 FAX 916.244.4109 <br />