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i 3 <br /> u n <br /> FUGRO WEST, INC. <br /> �i STANDARD OPERATING PROCEDURES <br /> RE: LABORATORY ANALYTICAL QUALITY ASSURANCE AND CONTROL <br /> SOP-5 <br /> In addition to routine instrument calibration, replicates, spikes, blanks, spiked blanks, and <br /> certified reference materials are routinely analyzed at method-specific frequencies to monitor <br /> precision and bias Additional components of the laboratory Quality Assurance/Quality Control <br /> program Include <br /> 1 Participation in state and federal laboratory accreditation/certification programs, <br /> 2 Participation 1n both U S EPA Performance Evaluation studies (WS and WP studies) and <br /> Inter-laboratory performance evaluation programs, <br /> 3 Standard operating procedures describing routine and periodic instrument maintenance, <br /> 4 "Out-of-Control"/Corrective Action documentation procedures, and, <br /> 5 Multi-level review of raw data and client reports <br /> Fugro West Inc <br /> SOP-5/Gctober 1994 <br />