Polyethersulfone PES Syringe Filters, 0.22um, 4mm, Luer-Lok/Luer Slip, Sterile, 100 per pack, SF18206
Wholesale Hydrophilic PTFE diameter 4mm 0.45 or 0.22um micron small volume low retention syringe filter From m.alibaba.com
4mm Syringe Filter-Syringe Filter-Lab filtration - Supplier of HPLC Accessories and Lab filtration consumables Such as Syringe Filters,Membrane Filters,Chromatography Vials, SPE Columns,Liquid Handling Products and so on.
Titan3™ syringe filter, cellulose acetate, 4mm Ø, 0.45µm. Pack of 100 (= Thermo P/N 44502-CA) - Lab Club
Amazon.com: GE Bio-Sciences 6777-0402 Syringe Filter, 4mm Diameter, Puradisc, Non-Sterile, 0.2µm Pore Size, Teflon with Tube Tim, Pack of 100 : Industrial & Scientific