magnesium peroxoborate

Chemical Properties

White powder. Sparingly soluble in water; decomposes with evolution of oxygen.

Physical properties

Magnesium perborate is a bulky, white powder which gradually decomposes in air with loss of active oxygen. It is slightly soluble in water, with partial decomposition, so that it has been used in medicine as an oxidizing agent, antiseptic and antibacterial agent. Magnesium perborate is soluble in dilute acids.

Uses

Their main usage has been in dental preparations and in laundry detergents as cleaning and bleaching agents.

Uses

Driers, bleaching, antiseptic (tooth powders).

Preparation

Magnesium perborate, Mg(BO₃)₂, can also be prepared by a solution method:
MgCl₂ (aq) + Na₂BO₃ (aq)→Mg(BO₃)₂·7H₂O

Hazard

Moderate fire risk in contact with organic materials.

Raw materials

Preparation Products