Alumen Dishydratum

Kingdom: Plant

Use: Medicinal

Actions and indications: Dries dampness and closes sores; checks diarrhea and stanches bleeding. Treats itchy skin conditions such as eczema; enduring diarrhea; bloody stool, and flooding and spotting.

Notes: This is alum that is heated in an iron work, until it melts and subsequently dries, before being allowed to cool.

Product description: This product is snow white and opaque. It is light and spongy in substance and comes in rough, irregularly shaped lumps.

Etymology: The name kū fán 枯矾, literally dried (or withered) alum.

See: Bái fán (白矾 Alumen , alum)