magnesium chloride,MgCl2.6H2O:98%min, used for aquarium,water treatment,dust control,etc. Magnesium Chloride,MgCl2. ... ,MgCl2:44%-46%min.Appearance:white or light yellow flake,Powder.Packing:25kg,50kg or 1000kg bags.Loading Port:QingdaoWeifang Bell ... formation of ice on surfacesUsed for dust control.dust suppressant.Used in the manufacture of textiles, fireproofing agents, cements and refrigeration ...