... sea water, fluosilicic acid with silica gel, phosphoric slurry.b) Used for nonferrous metal, it is also can be used in ... , manpnese cobalt, rare-earth, corrosive slurry, electrolyte.c) Used for various sulfuric acid , hydroch loric acid, oil clean liquid.d ... ) Used for hydrochloric acid, electrolytee) Used for water-treatment: pure water, waste water(leather waster ...