2μm Precolumn Filter Insert,Waters,WAT088084 Back Catalog number: CTS-10919 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 520600-905 ValueLab LC C18Guard, 4.6x12mm, 4pk 109,31 € 5067-1562 Replacement frits,4.6mm,0.2um, 10/pk 236,20 € 40018-10P-2 Cogent Bidentate C18, 100 x 2,1mm, 4µm Price on request