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COLUMBIA ANALYTICAL SERVICES,INC. <br /> s <br /> t QA/QC Report <br /> Client: + EMCON Associatesz <br /> Service Request: S941406 <br /> Project: TOSCO# 11191 10952-089.02 Date Collected: 1118/94 <br /> Sample Matrix: Soil - r Date Received: 1119/94 <br /> Date Extracted: 11/11/94 <br /> Date Analyzed: 11/15,16/94 <br /> Surrogate Recovery Summary <br /> ' Hydrocarbon Scan <br /> California DHS LUST Method <br /> f , ! <br /> � r ' <br /> xA Percent Recovery ' <br /> Sample Name Lab Code F i p-Terphenyi <br /> lli91-THP1S-10 5941406-001 81 <br /> 11191-THPIS-20 S941406-002 83 ` <br /> 11191-TH1'15-60 5941406-003 84 -• �• :r4 <br /> 11191-THP2S-10 5941406-004 92 <br /> 11191-THP2S-25r 5941406-005 <,R, 84 <br /> 11191-TIP3S-10 " S941406-006 62 i <br /> 11191-THP3S-15 ! 5941406-007 103 <br /> 11191-TD-1 S941406-008 goo- <br /> 11191-TD-2 <br /> 00*11191-TD-2 5941406-009 140 .N s <br /> Method Blank S941111-SB 90 ; <br /> CAS Acceptance Limits: 41-140 <br /> Surrogate recovery outside of acceptance limits due to matrix interference. <br /> Approved By: � ���dr t' " 'Date: <br /> SUFLIM2"4 r <br />