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| Types of separation membranes Separation membrane: plastic filter |
||
|---|---|---|
| Microfiltration(MF) (Micro Filtration) |
Filters particles and microbes which are 0.01 – several μm in diameter. | Sterilization (E. Coli etc.) Filtration of clouding elements. |
| Ultrafiltration(UF) (Ultra Filtration) |
Filters dissolved substances and particles from several hundred to several million in molecular weight. | Removal of lees in soy sauce and fruit juice. Removal of protein. |
| Reverse Osmosis(RO) (Reverse Osmosis) |
Separates solvents (or water) and dissolved substances by applying pressure higher than the osmotic pressure difference to the concentrated solution and transferring the solute to the thinner solution in a manner opposite to standard osmosis.- | Desalination of sea water. Concentration of milk and fruit juice. Purification of water discharge. |