Magesium chloride is a white or brownish yellow, flake or granular ... material in the production of magnesium carbonate, magnesium sulphate, magnesium oxide, magnesium hydroxide and other magnesium compounds in chemical industry. ... plate, sanitary, ware ceiling, floor brick, magnesium cement and other materials that are used in highrise ... as freezeproof agent and dirtproof agent. Magnesium Chloride