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FUGRO WEST,INC. <br /> STANDARD OPERATING PROCEDURES <br /> RE: LABORATORY ANALYTICAL QUALI I'Y ASSURANCE AND CONTROL <br /> SOP-5 <br /> In addition to routine instrument calibration, replicates, spikes, blanks, spiked blanks, and certified <br /> reference materials are routinely analyzed at method-specific frequencies to monitor precision and bias <br /> Additional components of the laboratory Quality Assurance/Quality Control program include <br /> I Participation in state and federal laboratory accreditation/certfication programs, <br /> 2 Participation in both U S EPA Performance Evaluation studies(WS and WP studies) and inter- <br /> 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/October 1994 <br />