UPLC Check Valve Assy, Spring Loaded Back Catalog number: CTS-21100 Availability: In the manufacturer's stock Price on request - + Recommended PL7075150 MarvelXACT PLS 75µm x 150mm Price on request CTS-11282 1525 Performance Maintenance Kit Price on request CTS-10597 Wash Tube Seal Kit, 4/pk Price on request