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Surrogate recovery (percent): <br />Bromoch7 oromethane 149 * <br />Orthoch]orotoluene s2 * <br />Comments: 1:50 dilution used in analysis. <br />* Surrogate recoveries outside of QC a..:certance limits. <br />was anail,zed twice, on 12/30/89 and .)1/02/90, undiluted <br />- surrogatcs and the internal standard were lost due to� <br />interference. Sample was run at a dilution on 01/03/90 <br />surrogates and internal standard wer : recovered, althc,': <br />outside of QC limits. Sample result was confirmed on <br />secondar, column. All other QC asso{.:iatr,d with the sar <br />is withi.r. limits. <br />Appioved By: ,Date: -01/08/c <br />A. Putnam <br />T <br />McLaren <br />ETHYLENE DIBROMIDE <br />EPA METHOD 8010 (MODIFIED) <br />Thorpe Oil/Lodi Ready Mix <br />Lab Project <br />Project: <br />92710 <br />Number: 2565 <br />Sample <br />Lab ID <br />Location: <br />GS - 9.51 <br />Number; 35104 <br />Sample <br />Date <br />Number: <br />038674 <br />Received: _J2 19/89 <br />Date <br />Date <br />°= <br />Sampled: <br />12 9 89 <br />Analyzed: 01/03/90 <br />ANALYTE <br />REPORTIF <br />COMPOUND <br />CONQENTRA1_TQE <br />LIMIT.._ <br />uq/ cI <br />ug/ 9 <br />'',' '• <br />( ppm) <br />(ppm) <br />;tk.. <br />Ethylene Dibromide <br />BRL <br />5. <br />Surrogate recovery (percent): <br />Bromoch7 oromethane 149 * <br />Orthoch]orotoluene s2 * <br />Comments: 1:50 dilution used in analysis. <br />* Surrogate recoveries outside of QC a..:certance limits. <br />was anail,zed twice, on 12/30/89 and .)1/02/90, undiluted <br />- surrogatcs and the internal standard were lost due to� <br />interference. Sample was run at a dilution on 01/03/90 <br />surrogates and internal standard wer : recovered, althc,': <br />outside of QC limits. Sample result was confirmed on <br />secondar, column. All other QC asso{.:iatr,d with the sar <br />is withi.r. limits. <br />Appioved By: ,Date: -01/08/c <br />A. Putnam <br />T <br />McLaren <br />