Synonymcalcium sulfate dihydrate, sulfuric acid, calcium salt (1:1), dihydrate, calcium sulfate dihydrate, Sulphuric acid, calcium salt (1:1), dehydrate, calcium sulphate dihydrate, Sulphuric acid, calcium salt (1:1), dihydrate, calcium sulphate dihydrate, Calcium sulphate dihydrate, sulfuric acid, calcium salt (1:1), dihydrate, Calcium sulfate, GYPSUM, c.i. 77231, CALCIUM SULFATE-2-HYDRATE, CALCIUM SULFATE SOLUTION R, CALCIUM SULFATE DIHYDRATE, CALCIUM SULPHATE 2H2O, CALCIUM SULPHATE 2-HYDRATE, CALCIUM SULPHATE DIHYDRATE, Annaline, C.I. 77231, Calcium sulfate dihydrate, Calcium sulfate dihydrate (CaSO4.2H2O, Compactrol, Light spar, Magnesia White, Mineral White, Native calcium sulfate, Precipitated calcium sulfate, Satin spar, Satinite, Sulfuric acid, calcium(2+) salt, dihydrate, Terra alba, UNII-4846Q921YM, Calcium(II) sulfate, dihydrate (1:1:2), Sulfuric acid, calcium salt (1:1), dihydrate, Superlist Names Calcium sulfate dihydrate, Calcium sulfate, dihydrate
SolubilityH2O: 0.01 M at 20 °C, clear, colorless
Storage TemperatureStore at room temperature.
Water solubility2 g/L (20 ยบC)
SensitiveHygroscopic
Melting Point128°C -1.5H2O
Merck14,1706
Flash Point163°C -2H2O
Formpowder
ColorWhite
StabilityStable. Incompatible with aluminium, strong acids.
Boiling Point163°C -2H2O
Density2.32
Molecular weight136.14
EINECS231-900-3
InChI1S/Ca.H2O4S/c;1-5(2,3)4/h;(H2,1,2,3,4)/q+2;/p-2
SMILESS(=O)(=O)([O-])[O-].O.O.[Ca+2]