... YiYushui responded (when water softening) produces the magnesium hydroxide (, because magnesium hydroxide is more difficult than magnesiumcarbonate to ... preparation;2,Makes the chemical additive, the magnesium element compensation medicinal preparation in food; Uses ... enamel ceramics play the superficial luminous role;7,Manufacture magnesium salt, pigment, paint, everyday use cosmetics, shipbuilding ...