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 236,34 € 520600-905 ValueLab LC C18Guard, 4.6x12mm, 4pk 109,37 € 5067-1603 In-Line Filter Assembly, with 2.1 x 0.2 518,79 €