What is the salt of wisdom of the alchemists, a double salt composed of the chlorides of ammonium and mercury. It was formerly used as a stimulant. Brande & C called?

alembroth — The salt of wisdom of the alchemists, a double salt composed of the chlorides of ammonium and mercury. It was formerly used as a stimulant. Brande & C. (Webster's 1913.)

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