... applied much more in water treating field.It applied for drinking mineral water ,industrial ultra-filtration water and pre-treatment of pure water facilities.UF membrance ... .1μm,and the volume normal colloid ≥μm,latex≥0.5μm, coliform ,staphy lococcus≥ 0.2μm, suspending matter ... and corpuscule≥5μm, so the germ ,colloid ,suspending matter, protein can be ...