M Formula: | Y2(SO4)3•8H2O |
Properties: | |
Small, reddish-white, monosymmetric crystals. D 2.558, loses 8H2O at 120C, decomposes 700C. Soluble in concentrated sulfuric acid; sparingly soluble in water; insoluble in alkalies. | |
Derivation: | |
Action of sulfuric acid on monazite sand. | |
Method of purification: | |
Fractional crystallization. | |
Use: | |
Reagent. | |