... %min,white or light yellow flake,Powder.used for agriculture,aquarium,shrimp pond.etc. USES OF MAGNESIUM CHLORIDE: Additive for marine aquariumsFood additiveUsed ... and refrigeration brine. Magnesium Chloride,MgCl2.6H2O:98%min,MgCl2:44%-46%min.Appearance:white or light yellow flake.Packing:25kg,50kg or ... chemical manufacturer in the world.Welcome to visit our factory. Magnesium Chloride Flake