Filter membranes, Durapore^® PVDF 

Durapore hydrophilic membranes are ideal for sterilization and clarification of protein solutions. Protein binding is on the order of 1 μg/cm², two orders of magnitude lower than nylon, nitrocellulose, or PTFE.
Autoclavable to 135 °C.
Excellent chemical compatibility (except ketones, esters, amines, trifluoroacetic acid).
See Immobilon-P and Immobilon-P^SQ in the Electrophoresis Equipment section for PVDF blotting membranes.

Durapore is a registered trademark of Millipore Corp.