Whatman qualitative filter paper, diam. 90 mm, Grade 5 circles, pack of 100 Whatman paper
Cytiva's Whatman™ 1821-055 Grade GF/B Glass Fiber Filter Pap
Cytiva - Global Life Sciences Solutions USA LLC 2610T Capsule Filter, Polycap HD 36, 0.45m Pore Size, Polypropylene, FNPT Inlet, FNPT Outlet, 5/pk Sold as pk