Needle Seal (For pH 1-14, for operation up to 130 Back Catalog number: CTS-21089 Availability: In the manufacturer's stock Price on request - + Recommended CTS-11010 515 Performance Maintenance Kit Price on request CTS-21171 Rotor Seal, H-Assy, 6 Port 2-Position Price on request PS7025600 MarvelXACT™ PEEKsil™ 25µm ID x 600mm Price on request