This international standard was developed in accordanee with internationalyreognized principles on standardization established in the Decison on Principles for the Development of International Standards, Guides and Remendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee. Designation:D8428-21 INTERNATIONAL StandardGuidefor EstablishingAnalystCompetence toPerformaTestMethod This standard is issued under the fixd designation D428:; the number immediately follwing th designation indicates the year of original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A superscript epsilon (c) indicates an editorial change since the last revision or reapproval. 1. Scope 2. Referenced Documents 1.1 This guide covers general guidance on assessing the 2.1ASTMStandards:2 petence of an analyst to perform a specific test method for D6299Practice for Applying Statistical Quality Assurance a specific product or set of products (for example, light and Control Charting Techniques to Evaluate Analytical distillates). It also provides guidance on some of the possible MeasurementSystemPerformance D6792 Practice for Quality Management Systems in Petro- approaches that may be taken to perform the assessment. leum ProductsLiquid Fuelsand Lubricants Testing 1.2 This guide is intended for the establishment of pe- Laboratories tence for the entire performance of a test method (that is, D7372 Guide for Analysis and Interpretation of Proficiency sample preparation, instrument set up, preparation of standards Test Program Results and reagents, performance of the test method, calculations, E456TerminologyRelating to Quality and Statistics etc.) or the establishment of petence may be limited to a 2.2 ISO Standards:3 specific aspect in the performance of a test method (for ISO Guide 30 Reference materials - Selected terms and example, sample preparation). definitions ISO/IEC 1...
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