Wang Shui
Wang Shui, also known as Wang acid, nitrochloric acid, from concentrated nitric acid and concentrated hydrochloric acid by 1: 3 (molar ratio) mixed, acidic and highly oxidized, is a small number of substances can dissolve gold and platinum, which It is also the source of its name. Wang water is unstable, easy to break down, exposed to the air will take yellow smoke, should not be long-term storage, usually in preparation before use. Wang Shui is used in metallurgical industry and chemical analysis for the dissolution of metals and also for etching processes. ...