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GTE L <br /> �� Environmental <br /> Laboratories W <br /> jivisiun of Groundwater TecnnoiogY Inc. <br /> REPORT NO. 20E-799-5O45-2A <br /> Vlastern Region <br /> 4080•C Pike Lane <br /> Concord CA 94520 <br /> (415)585-7852 <br /> (800)544-3422 irom inside California <br /> (800)423-7143 from outside California <br /> MATRIX SPIKE (MS) AND MPTRIX SPIKE DUPLICATE (MSD) <br /> RECOVERY AND RELATIVE PERCENT DEVIATION (RPD) <br /> REPORT <br /> METHOD: EPA 504 <br /> SAMPLE SPIKED: wa''er <br /> ANALYSIS DATE: /89 <br /> Water <br /> MATRIX: SFIKE 115 MSD <br /> SAMPLE <br /> AMOUNT RESULT RESULT RESU'_T ug uc u9 <br /> PARAMETER <br /> .99 <br /> EDB 0.98 <br /> ACCEPTABILITY <br /> MAX LIMITS *1 <br /> % RECOVERY RPD RPD % RECOVERY <br /> _ PARAMETFR MS MSD X - <br /> ! 65-120 <br /> EDB <br /> 99 1 341 <br /> iOn <br /> ND Not Detected eptabilitabcriteriaspresentlylSettatttheselarbitrary <br /> *1 = Rccep Y <br /> limita until th¢: 99X confidence interval falls within <br /> these limits. y � <br /> 5afy �h#lifa, Ph.D.', Lab Director <br /> i <br /> �fII11YRieelli74IQR�l�i71�111R�Rl�IAR71�i8f�li <br />