Uncertainty evaluation and analysis on indication error of hand saccharimeter(content-meter)and hand refractometer
Hand saccharimeter(content-meter)and hand refractometer are a kind of instruments widely used in food,drinks,medicine,automobile manufacturing and other fields.Based on JJG 820-1993"hand saccharimeter(content-meter)and hand refractometer"and the current development of relevant certified reference materials,uncertainty in measurement of indication error was comprehensively evalua-ted and analyzed.The problems of traceability of hand saccharimeter(content-meter)and hand refrac-tometer were discussed,which provided a reference for revision and improvement of the regulation and optimization in production of related reference materials.
hand saccharimeterhand refractometerindication erroruncertainty
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