Magnesium oxide is an inorganic compound with the chemical formula MgO. It is an oxide of magnesium, an ionic compound. It is a white solid at room temperature. Magnesium oxide exists in nature in the form of periclase and is the raw material for magnesium smelting. White fine powder. Odorless. Due to different preparation methods, it can be divided into light and heavy. It has strong refractive properties in the visible and near-ultraviolet light range. It is easy to absorb moisture and carbon dioxide when exposed to air and gradually becomes basic magnesium carbonate, which combines with water to form magnesium hydroxide, showing a slightly alkaline reaction. It is slightly soluble in water, easily soluble in dilute acid, and insoluble in alcohol.

Product uses

It is used as a food additive, color stabilizer, pH regulator as a supplement of magnesium in health products and foods. It is used as a decolorizer for sugar refining, ice cream powder pH regulator, etc. It is used as an anti-caking agent and antacid in wheat flour, milk powder chocolate, cocoa powder, grape powder, sugar powder and other fields, and can also be used in the manufacture of ceramics, enamel, glass, dyes and other fields.