Vivaspin 20 centrifugal concentrators offer increased volume flexibility and performance to the Vivaspin potfolio. Vivaspin 20 handles 5 to 20 ml in swing bucket rotors and 14 ml in fixed angle rotors accepting 50 ml centrifuge tubes. Vivaspin 20 features twin vertical membranes for unparalleled filtration speed and >100-fold concentration. Volume graduation allows monitoring the concentration process and the modified dead stop pocket simplifies pipetting of the final concentrate.High retentate recovery >90%.Vertical twin membrane for ultra-fast concentration.Safe sample