2μm Precolumn Filter Insert, 5/pk,Waters,WAT005139 Back Catalog number: CTS-10919-5 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 520600-905 ValueLab LC C18Guard, 4.6x12mm, 4pk 2 698,92 Kč CTS-A11421 Line Filter Assembly,Shimadzu,228-35871-96 Price on request 5067-1613 Quick Change filter discs 4.6mm id 0.5µm 4 626,72 Kč