filtration of chemical liquid filtration fineness:1-100um material density:1.8g/cm3 1: ... ’s resistant against most acids, saline solutions and organic solvents, liquid or gas covering the complete acid,neutral and alkali range ... ,Soduim Acetate,ammonia water,Caustic soda,concentrated sulphuric acid,aluminium hydroxide; b:Filtration of catalyst and decoloration liquids of activated charcoal ...