... competitive price, Magnesium ChlorideApperance: Yellow flake,easily soluble in water and alcohol, easily hydroscopic and deliquescent in air.Specification: MgCL2 46% min ... basic raw materials for manufacture of Magnesium Carbonate, Magnesium Oxide and other magnesium products, fire-proof material glues to match, antifreeze etc. Magnesium Chloride industrial grade