This standard specifies the terms and definitions, requirements, recycling and processing technical specifications, and processing methods for precious metal jewelry recycling. This standard applies to precious metal jewelry, precious metal jewelry spare parts and recyclable precious metals generated during the production and processing of precious metal jewelry.
QB/T 5234-2018 Referenced Document
GB 11887 Jewellery.Fineness of precious metal alloys and designation
GB 16297 Comprehensive emission standard of air pollutants
GB 5083 General principles for safety and health design of production equipment*, 2023-12-28 Update