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 48221-06 Filter SS, 2µm,12.70mm OD, 25.4mm long, 1/16" Price on request CTS-A11344 Filter, GPV, 4/pk,Waters,700005173 Price on request CTS-21196 ACQUITY H-Class Filter Assy, 22 µL,Waters,205000731 Price on request