CHEMLAB® Syringe Filter | MCE Membrane | 25mm | 0.22µm Pore | 500pcs Case por | Jul 17, 2026MCE Syringe Filter: sterile / non-sterile 2types (optional). ■Pore size ▼ Syringe filter structure type ‣4 mm, 13 mm, 17 mm, 25 mm, 30 mm, 33 mm, 50 mm. -Low chemical resistance, non-protein binding characteristics.