Molecular Formula: SrSO4
Relative molecular mass: 183.689
Physicochenical Properties: White powder, density 3.71 - 3.97, melting point 1,605 ºC, slightly solve in concentrated acid, difficultly dissolve in water, does not dissolve in alcohol and diluent sulfate.
Applications and Usages: Mainly use in manufacturing fireworks, ceramics, glass and paper making.
Specification:
Indexes | Special-purpose level |
Content (SrSO4),% ≥ | 99.0 |
Barium sulfate (BaSO4),% ≤ | 0.1 |
Calcium sulfate(CaSO4),% ≤ | 0.08 |
Calcium oxide(CaO),% ≤ | 0.05 |
Ferrum (Fe) ,% ≤ | 0.01 |
Chloride (Cl) ,% ≤ | 0.01 |
Sodium (Na) ,% ≤ | 0.008 |
Potassium (K) ,% ≤ | 0.005 |
Moisture(H2O) ,% ≤ | 0.1 |
38 microns passing rate(residue on sieve),% ≤ | 0.5 |
Applications and usages:
Mainly used in manufacturing fireworks, ceramics, glass and paper making.