What is BS EN ISO 9202 - Fineness of precious metal alloys about?
BS EN ISO 9202 discusses the fineness of precious metal alloys. BS EN ISO 9202 specifies a range of fineness of precious metal alloys (excluding solders) recommended for use in the field of jewellery.
BS EN ISO 9202 provides the minimum requirements with regards to the fineness of precious metal alloys.
Note: There is a possibility that national legal requirements for the designation, marking, and stamping of finished articles ex...
BS EN ISO 9202:2019 history
2019BS EN ISO 9202:2019 Jewellery and precious metals. Fineness of precious metal alloys