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AEGIS ENVIRONMENTAL INC. <br /> STANDARD OPERATING PROCEDURES <br /> RE. LABORATORY ANALYTICAL QUALITY ASSURANCE AND CONTROL <br /> SOP-5 <br /> Replicates, spikes, blanks, spiked blanks, and certified reference materials are routinely <br /> analyzed at method-specific frequencies to monitor precision and bias Additional <br /> components of the laboratory Quality Assurance/Quality Control program include routine <br /> instrument calibration and <br /> 1 Participation in state and federal laboratory accreditation/certification programs <br /> 2 Participation in both U S EPA Performance Evaluation studies (WS and WP <br /> studies) and Enter-laboratory performance evaluation programs, <br /> 3 Standard operating procedures describing routine and periodic instrument <br /> maintenance, <br /> 4 "Out-of-Control"/Corrective Action documentation procedures, and, <br /> 5 Multi-level review of raw data and client reports <br /> r <br /> f <br />• <br /> ATTACHMENTISOP 57SEPTEMSER 1992 <br />