PTFE Membrane Filters, 0.45 um, 150mm, Nonsterile, 50 per
Polytetrafluoroethylene PTFE Membrane Filters, 0.45um, 150mm, Nonsterile, 50 per pack Best Value Alternatives VF5653, Glass Vacuum Filter Assembly, 500ml glass funnel with cover, 2000ml receiver for 47mm Filter, 1 set