Reverse aqua regia

Japanese: 逆王水 - ぎゃくおうすい
Reverse aqua regia

…Aqua regia decomposes easily, so it is best to make it each time you use it. A mixture of 3 parts nitric acid and 1 part hydrochloric acid is called reverse aqua regia. [Urushiyama Akio]…

*Some of the terminology that refers to "reverse aqua regia" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…王水は分解しやすいので使用の都度つくったほうがよい。硝酸3容と塩酸1容の混液を逆王水という。【漆山 秋雄】。…

※「逆王水」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

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