10 Pack Syringe Filter Sterile PES Hydrophilic Filtration 0.22um Pore Size, 33mm Membrane Diameter Sterile PES Membrane Individually Packed by Membrane Solutions: Amazon.com: Industrial & Scientific
430513 | Corning® 500 mL Bottle Top Vacuum Filter, 0.22 µm Pore 33.2cm² CA Membrane, Fits 45 mm Diameter Necks, Sterile, 12/Case | Corning
Determination of pore size distributions of virus filtration membranes using gold nanoparticles and their correlation with virus retention - ScienceDirect
Frontiers | Filtration via Conventional Glass Fiber Filters in 15N2 Tracer Assays Fails to Capture All Nitrogen-Fixing Prokaryotes
Determination of pore size gradients of virus filtration membranes using gold nanoparticles and their relation to fouling with protein containing feed streams - ScienceDirect
Information - Micron Size & Surface Guide - H2O Distributors
Pore Size Chart :: Repligen
How Filtration Works: An Easy Guide for Biologists