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Search results with tag "18 laboratory quality control"
18 LABORATORY QUALITY CONTROL - EPA
www.epa.govensuring quality in its work processes, products (items), and services. The quality system provides for planning, implementing, and assessing the work performed by the organization and for carrying out required quality assurance and quality control (ANSI/ASQC E4, 1994). General requirements for testing laboratories can be found in ISO/IEC 17025.