2μm Precolumn Filter Insert, 5/pk,Waters,WAT005139 Back Catalog number: CTS-10919-5 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 5067-1562 Replacement frits,4.6mm,0.2um, 10/pk 226,79 € 15-04-03097 EXP Pre-Column Filter Cartridge, 0.2 µm, 10/pk Price on request 520600-905 ValueLab LC C18Guard, 4.6x12mm, 4pk 107,83 €