... : 0.1um, 0.2um, 0.45um, 0.65um 1.0um 3.0um, 5.0um LENGTH: 5inch, 10inch, 20inch, 30inch, 40inc REMARK ... . 2. Better hydrophilicity; Great water flux and better cutoff effect 3. Small adsorbability 4. Possessing better performance of high-temperature resistance ... medical purpose 2. Variety of pure water and medicine liquid 3. Terminal filter for mineral water 4. Pure water after reverse osmosis ...