wheel filter pes mushroom syringe filter VWR-HPLC Vial Inserts. Nov 01, 2021 · unlaminated 0.22 um PTFE filter VWR-Analytical Testing Vials Oct 29, 2021 · Oct 21, 2021 · 0.22 Micron Syringe Filters Filter Products Close Filter Products Currently Shopping by Pore Size: Remove This Item 0.22um Category PTFE Syringe Filters, 0.22 um, 25mm, Double Luer Lock, PP Housing, Nonsterile, 100 per pack