There are many types of plasma melting furnaces, such as open furnace and closed vacuum furnace. The latter has some characteristics of arc melting and…
The sub-gold solution can be purified by sodium sulfite reduction, can choose a direct reduction or two step-by-step reduction:. 1, a direct reduction: in the…
What equipment is used to refine gold First of all, refining gold is not an easy task, because it requires…
Gold is a natural product that can not be synthesized, it is divided into raw gold and cooked gold. Gold after purification to reach a…
Gold electrolysis operation process A, process conditions Gold anode plate composition: Au 95% ~ 99%, Ag 0.79% ~ 2.91%, Pb 0.43% ~ 2.5%, Cu 0.010%…
Gold, platinum and other precious metals because of its excellent physical and chemical properties (strong resistance to acid and alkali corrosion, ductility and electrical conductivity)…
Refining gold is not an easy thing, because not only need a lot of equipment, but also need some chemicals, and gold refining is mainly…
Gold, palladium, platinum and rhodium, iridium separation methods are many, the method of replacement can be used to separate them, the first use of copper…
About silver electrolysis, I believe that many people do not know very well, today I will come to introduce you in detail, hurry up and…
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