- Titanium pigment series
- Bolus alba series
- Barium sulfate series
- Titanium powder series
- Pearl pigment series
- Magnesium carbonate series
- Magnesium oxide series
- Zinc oxide series
- High purity antimonic oxide series
- Aqueous defoaming agent series
- Aqueous wetting dispersive agent
- PH conditioning agent series
High purity grade reagent magnesium oxide
Molecular formula: MgO
Molecular weight: 40.30
Properties: white amorphous powder. Relative density: about 3.58(25°C). Melting point: 2852°C. Boiling point: 3600°C. Hardly soluble in water and insoluble in alcohol.
Use: Industrial magnesium oxide can be used to manufacture ceramics, vitreous enamel, fire-clay crucible and others. It can be used in the industry, cement and pharmaceutical.
Index |
High purity grade |
Reagent level |
||
Magnesium oxideMgO≥% |
99 |
98 |
98 |
97 |
Calcium oxide |
--- |
--- |
--- |
--- |
Chloride≤% |
0.1 |
0.3 |
0.01 |
0.02 |
Total nitrogen content≤% |
--- |
--- |
0.003 |
0.004 |
Loss on ignition≤% |
2.0 |
2.0 |
--- |
--- |
Iron≤% |
0.002 |
0.002 |
0.0015 |
0.003 |
Calcium≤% |
0.05 |
0.05 |
0.05 |
0.25 |
Manganeseppm≤% |
0.003 |
0.003 |
0.0015 |
0.0025 |
Arsenicppm |
--- |
--- |
0.0003 |
0.0005 |
Potassium≤% |
--- |
--- |
0.005 |
0.01 |
Natrium≤% |
--- |
--- |
0.05 |
0.1 |
Zinc≤% |
|
----- |
0.0025 |
0.005 |
Identification |
--- |
--- |
---- |
--- |
Appearance |
--- |
--- |
--- |
--- |
Barium≤% |
0.003 |
0.003 |
0.0015 |
0.0025 |
Heavy metalppm |
--- |
--- |
0.0035 |
0.008 |
Sulfate≤% |
0.05 |
0.05 |
0.023 |
0.03 |
Hydrochloric acid insoluble ≤% |
0.02 |
0.02 |
0.015 |
0.025 |
Phosphate≤% |
--- |
--- |
0.005 |
0.005 |
Soluble matters≤% |
0.3 |
0.3 |
--- |
--- |
Free alkali≤% |
--- |
--- |
--- |
--- |
Carbonate |
--- |
--- |
--- |
--- |
mesh sieve residue ≤% |
0.03 |
0.03 |
--- |
--- |
Stacking density≤% |
0.45 |
0.45 |
0.12-0.6 |
0.18 |
