Vacuum Filter Funnel: 250, 500ml GF Prefilter (Optional) Membrane: PES, MCE, CA, Nylon, PVDF Pore Size: 0.22, 0.45aam ... and 0.45μm • Volume sizes: 125, 250 and 500ml • Filter Diameter: 50mm membrane diameter for 250ml units and 75mm for ... PE bag gamma sterile, 12pcs/ctn Cat. No. Funnel Capacity Filter Pour Size( µm ) Membrane Material Packing Info VFPPES122250 250ml Capacity ...