Check Valve Cartridge, Ceramic Ball & Seat, 2/pk Back Catalog number: 11-2401 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended PL7025600 MarvelXACT PLS 25µm x 600mm Price on request CTS-11315 Needle Seal, PEEK™ SIL-20 Price on request 11-3332 100μL Syringe for WPS-3000 Series Price on request