本文介绍了以再生金为原料，用王水溶解后（氯金酸HAuCl4溶液），再用亚硫酸钠还原的工艺。 Using recycled as raw materials were introduced in this paper, with aqua regia dissolving chloroauric acid (HAuCl4 solution), with sodium sulfite reduction process. 研究了温度、浓度等工艺参数对黄金成色的影响和控制杂质元素的措施。 Research of temperature and the concentration of the process parameters on the i...
This paper presents the gold reduction process which uses regenerated gold as raw material, after being dissolved by aqua regia (HAuC14 chloroauric acid solution) and then apply so...
Using recycled as raw materials were introduced in this paper, with aqua regia dissolving chloroauric acid (HAuCl4 solution), with sodium sulfite reduction process. Research of tem...
