SLGP05010. Millipore. Millex-GP Filter, 0.22 µm. A 50 mm diameter sterile syringe filter with a 0.22 µm pore size Polyethersulfone membrane. Comes in a pack of 10. Millex-GP Filter, 0.22 µm MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.