| M Formula: | Mg(BO3)2•7H2O |
| Properties: | |
| White powder. Sparingly soluble in water; decomposes with evolution of oxygen. | |
| Derivation: | |
| Action of peroxide or electrolytic oxidation of borate solutions. | |
| Hazard: | |
| Moderate fire risk in contact with organic materials. | |
| Use: | |
| Driers, bleaching, antiseptic (tooth powders). | |