Outlet Check Valve Back Catalog number: CTS-A157 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended PS7050600 MarvelXACT™ PEEKsil™ 50µm ID x 600mm Price on request CTS-10324S Seal Pack w/Needle Price on request CTS-11335 ACQUITY H-Class QSM Performance Maintenance Kit Price on request