Erbium(III) Sulfate Octahydrate is a moderately water and acid soluble Erbium source for uses compatible with sulfates. Sulfate compounds are salts or esters of sulfuric acid formed by replacing one or both of the hydrogens with a metal.
Molecular Formula： Er2(SO4)3•8H2O
Solubility Information：Soluble in water
Erbium(III) sulfate octahydrate is used as a colorant in glass manufacturing and porcelain enamel glazes. High purity Erbium Sulfate is applied as dopant in making optical fiber.