Home » News » HPLC Syringe Filter » standard grade ptfe membrane filter 0.2 um Millipore standard grade ptfe membrane filter 0.2 um Millipore Whatman Membranes, 0.2um, 0.4um, 10μm, Particle Retention: 10um , Pore Size: 0.2um 0.4um - Membrane filters, syringe filters, capsule filter