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u <br /> COLUMBIA ANALYTICAL SERVICES,INC. <br /> QA/QC Report <br /> Client: EMCON Service Request. 5950601 <br /> Protect: Federated-Manteca/2520-100 01 Date Collected 5/9/95 <br /> Sample Matrix. Water Date Received. 5/10/95 <br /> Date Extracted: NA <br /> Date Analyzed: 5/16,18/95 <br /> Surrogate Recovery Summary <br /> Halogenated Volatile Orgaruc Compounds <br /> EPA Method 601 <br /> i <br /> Percent Recovery <br /> Sample Name Lab Code 4-Bromofluorobenzene <br /> MW-1 5950601-001 105 <br /> MW-2 5950601-002 106 <br /> MW-3 5950601-003 76 <br /> MW-4 5950601-004 80 <br /> . MW-5 5950601-005 96 <br /> Method Blank 5950516-WB 79 <br /> Method Blank 5950517-WB 95 <br /> CAS Acceptance Limits 76-138 <br /> 0 <br /> Approved By Date �'/_� �� <br /> 95660E XL5 601 5[W fill/95 V page No <br />