Huamo Nanofiltration Membrane 4040 / 8040
The pore size is above 1nm, generally 1-2nm. It is a functional semipermeable membrane that allows solvent molecules or some low molecular weight solutes or low valent ions to pass through. It is a special and promising type of separation membrane, named for its ability to retain substances with a size of about nanometers. It is used to remove the organic matter and color of surface water, remove the hardness of groundwater, partially remove dissolved salts, concentrate fruit juice and separate useful substances in medicines, etc.