】 同©大学 Tongji University Rejection of Different Membrane Processes Process of NaCl MgSO Lactose Pressure MWCO separation %R %R R bar Porosity Reverse 95-99 >99 >99 30-60 50-200 osmosis Da Nano 0-40 95-98 >98 10-40 200-1000 filtration Da Ultra 0 0 0-5 5-10 1k-200 filtration kDa Micro 0 0 0 2-5 0.05-2μm filtrationTongji University Rejection of Different Membrane Processes