Polynucleotide separations on polymeric separation media

Polyparabanic acid membrane for selective separation

Polysiloxanes containing pendant cyano substituted biphenyls as

Polysulfone and poly(N-vinyl lactam) polymer alloy and fiber...

Polysulfone hollow fiber membrane and process for making the sam

Polysulfone hollow fiber semipermeable membrane

Polysulfone membranes methods and apparatuses

Polyurethane-imide membranes and their use for the separation of

Polyvinylidene fluoride membrane and method for removing viruses

Pore size control using plasma polymerization techniques

Porous fibers and membranes and methods for their preparation an

Porous hollow fiber membrane and a method for the removal of a v

Porous hydrophilic membranes

Porous membrane

Porous membranes and methods for using same

Porous shaped bodies, and method and apparatus for the productio

Portable extraction instrument

Portable intravenous solutions and water for injection apparatus

Portable reverse osmosis unit for producing drinking water

Positive-charged ultrafiltration membrane for the separation of