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国家工业和信息化部、科技部、环保部三部联合颁布的工信部联节〔2012〕620号文件《国家鼓励的有害原料(产品)替代品目录》,标志着无氰工艺替代有氰工艺进入大发展的重要机遇期。国家标准《饰品有害元素限量的规定》及《危险化学品安全管理条例》规定了有关贵金属及其合金首饰中所含元素不得对人体健康有害,电镀过程中电金水及其生产饰品中,不可含铅、汞、镉、六价铬、镍、砷、铊、钴等会危害人体健康及污染环境的有害元素。
Ministry of Industry and Information Technology, Ministry of Science and MEP, Ministry of Industry and Information Technology jointly issued by the Ministry of Industry and Information [2012] No. 620, “Catalog of Substitutes of Hazardous Materials and Products Encouraged by the State”, indicating that cyanogen-free process will replace cyanidation process Great opportunity for development. National standards “jewelry harmful elements limited provisions” and “dangerous chemicals safety regulations” provides for the precious metals and their alloys contained in the jewelry shall not be harmful to human health, electroplating process of gold and its production of jewelry can not be included Lead, mercury, cadmium, hexavalent chromium, nickel, arsenic, thallium, cobalt and other harmful elements that can endanger human health and pollute the environment.