... , 3. content over 46.4% 4. white flake road salt snow & ice removing saltMagnesium chloride, molecular formula is MgCl2·6H2O ... . Its relative density is 1.569, it is easily soluble in water and extremely easy deliquescence.Lianyungang Rifeng Calcium&Magneisum ... the production of light building materials such as ,fiber glass tile ,ommental plate, sanitary, ware ceiling, floor brick ,magnesium cement ...