SS Primary Inlet Check Valve Filter Kit, 2/pk,Waters,700002912 Back Catalog number: CTS-A11123-02 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 3150-0944 Glass filter, solvent inlet, 40um 80,16 € 5067-1610 Quick Change filter discs 2.1mm id 0.2µm 184,18 € 5067-1555 Replacement frits,2mm,0.2um,10/pk 212,56 €