Vivaspin 500 Centrifugal Ultra Filter (100,000 MWCO, PES Membrane, 25 per pack)
Vivaspin® 500 µl centrifugal filter units offer a simple, one step procedure for sample preparation. They can effectively be used in a fixed angle rotors accepting 2.2 ml centrifuge tubes.
The patented vertical membrane design and thin channel filtration chamber (US 5,647,990), minimises membrane fouling and provides high speed concentrations, even with particle laden solutions.