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词汇 Iron alum
分类 英语词汇 英语翻译词典
释义

Iron alum

中文百科

硫酸铁铵 Ammonium iron(III) sulfate

（重定向自Iron alum）

硫酸铁铵或称硫酸铁（III）铵是一种淡紫色的无机化合物，分子式为FeNH4(SO4)2.12H2O，溶于水，不溶于乙醇。

硫酸铁铵可当作分析试剂。

英语百科

Ammonium iron(III) sulfate 硫酸铁铵

（重定向自Iron alum）

Ammonium iron(III) sulfate, NH4Fe(SO4)2·12 H2O, or NH4[Fe(H2O)6](SO4)2·6 H2O, also known as ferric ammonium sulfate (FAS) or iron alum, is a double salt in the class of alums, which consists of compounds with the general formula AB(SO4)2 · 12 H2O. It has the appearance of weakly violet, octahedrical crystals. There has been some discussion regarding the origin of the crystals' colour, with some ascribing it to impurities in the compound, and others claiming it to be a property of the crystal itself.
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