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-21044 SUS Tubing B Price on request CTS-21085 Rotor Seal, 6 port, -COH Price on request 11-4121 Ceramic Plunger Holder Assembly, LC-10ADvp Price on request