| 释义 |
明矾míngfán无机化合物,含有结晶水的硫酸钾和硫酸铝复盐,化学式KAl(SO?)?·12H?O。无色晶体,水溶液有涩味。用来制皮革、造纸等。也可做媒染剂和净水剂,医药上用做收敛剂。也叫明石,通称白矾。{alum (KAl(SO?)?·12H?O); hydrated potassium aluminium sulphate, a colourless crystalline inorganic compound, whose solution is of a puckery taste, used in tanning, paper-making, and water purification, etc., also used as a mordant in dyeing and an astringent in pharmaceutics; also 明石míngshí; commonly called 白矾báifán} |