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Y <br /> } COLUMBIA ANALYTICAL SERVICES,INC. <br /> ICA <br /> QA/QC Report <br /> Client EMCON Associates Service Request 5941442 <br /> Project Federated-Frank's Ekon/2520-100 01 Date Collected 11/14/94 <br /> Sample Matrix Water Date Received 11/15/94 <br /> Date Extracted NA <br /> Date Analyzed: 11/22/94 <br /> Surrogate Recovery Summary <br /> Halogenated Volatile Organic Compounds <br /> EPA Methods 5030/601 <br /> Percent Recovery <br /> Sample Name Lab Code 4-Bromofluorobcnzcne <br /> MW-1 5941442-001 104 <br /> MW-2 5941442-002 102 <br /> MW-3 5941442-003 100 <br /> MW-4 5941442-004 111 <br /> . MW-5 5941442-005 103 <br /> Method Blank 5941121-WB 83 <br /> i <br /> CAS Acceptance Limits 76-138 <br /> Approved By Date C C�JC7 <br /> SUR 1!062994 <br /> Page 9 of 9 <br /> 1921 Ringwood Avenue • 5an Jose California 95131 • Telephone 4081437-2400 0 Fox 4081437 9356 <br />