CAS1309-48-4
FormulaMgO
SynonymMagnesium Oxide, Magnesium oxide (MgO), Magnesium oxide (CI 77711)
Density3.65-3.75
Very Solublein water
Melting Point2800 c
Residue on 100 mesh2.0% max
Magnesium Oxide as MgO (by difference)99.0% min
Calcium as CaO0.30% max
Iron as Fe2O30.04% max
Silicon as SiO20.05% max
Sodium as Na0.10% max
Chloride as Cl0.25%
Boron as B2O30.02% max
Loss on ignition (900 C)2.0% max
Bulk Density, tapped0.40 - 0.80 g/cc
Surface area (BET)4.0 - 20.0 m2/g
Sulphate as SO40.25% max
Residue on 325 mesh25.5% max
Residue on 200 mesh10.0% max
Insolubilityin alcohol
Odorwh. powd. or cryst., odorless
Molecular weight40.31
Solubilitydil. acids, ammonium salt solns.
Boiling Point3600 c