Check Valve Filter Replacement Kit,Beckman,240619 Back Catalog number: CTS-A033 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 520600-904 ValueLab LC C18-HD Guard, 4.6x12mm,4pk 107,19 € 5067-1555 Replacement frits,2mm,0.2um,10/pk 211,47 € 520610-904 ValueLab LC C18-HD Guard, 4.6x12mm,8pk 166,63 €