bn:00003165n
Noun Concept
Categories: long volume value, Traditional medicine, Sulfates, Astringent flavors, Double salts
EN
alum
EN
A double sulphate of aluminum and potassium that is used as an astringent (among other things) WordNet 3.0
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EN
A double sulphate of aluminum and potassium that is used as an astringent (among other things) WordNet 3.0 & Open English WordNet
An alum is a type of chemical compound, usually a hydrated double sulfate salt of aluminium with the general formula XAl2·12 H2O, where X is a monovalent cation such as potassium or ammonium. Wikipedia
Species and class of chemical compound. Potassium alum, the prototypical member of the class, is often referred to simply as alum. Wikipedia Disambiguation
Family of double sulfate salts of monovalent and trivalent cations Wikidata
Any similar double sulphate in which either or both of the potassium and aluminium is wholly or partly replaced by other univalent or tervalent cations. Wiktionary