| Article No. | 4473D |
| Purity | 98% |
| Molecular Formula | MgO |
| H.S. Code | 2519.9040 |
| Grade | Extra Pure |
| CAS No. | 1309-48-4 |
| Molecular Weight | 40.30 |
| Shelf Life | 60 Months |
| Physical state at 20 °C | Solid | Colour | White powder | ||||
| Odour | Odorless | pH value | 10.3 | ||||
| Melting point/ Freezing point [°C] | 2852 °C | Boiling point [°C] | 3600 °C | ||||
| Density [g/cm3] | 3.58 | Solubility in water [% weight] | Insoluble in water | ||||
| Appearance | White powder | Assay (complexometric; on ignited basis) | 98 - 100.5% |
| Identification | Passes test | Colour of solution | Passes test |
| Substance insoluble in acetic acid | Max 0.1% | Substance soluble in water | Max 2% |
| Chloride (Cl) | Max 0.1% | Sulphate (SO4) | Max 1% |
| Heavy metal (as Pb) | Max 0.003% | Calcium (Ca) | Max 1.5% |
| Iron (Fe) | Max 0.07% | Arsenic (As) | Max 0.0004% |
| Loss on ignition (at 900°C) | Max 8% |