... copper, 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( ... waste water, plating waste water)etc.f) Used for Iron and steel industry.g) Used in alkalinity, acid or corrisive liquid.2 ...