| Description | Very fine, light white powder, odourless. 15 gm occupies a volume of about 150 ml. |
| Solubility | Practically insoluble in water and ethanol (95%). It dissolves in dilute acids with at most slight effervescence. |
| Arsenic | Not more than 4 ppm |
| Heavy Metals | Not more than 30 ppm |
| Chloride | Not more than 0.125% |
| Sulphate | Not more than 0.1% |
| Sulphate | Not more than 1.0% |
| Calcium | Not more than 1.5% |
| Iron | Not more than 0.1% |
| Soluble Substances | Not more than 2.0% |
| Substance Insoluble in Acetic Acid | Not more than 0.1% |
| Loss on Ignition | Not more than 8% |
| Standards / Assay | Light Magnesium Oxide contains not less than 98.0% and not more than 100.5%. |
Magnesium Oxide White Powder finds application in rubber,ceramics and glass industries. Odorless, with a slight effervescence, this chemical is also used as a binding agent, antacid and in nutritional products along with vitamins & minerals.