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 PS7075600 MarvelXACT™ PEEKsil™ 75µm ID x 600mm Price on request 11-4126 Plunger Seal and Back Up Ring Price on request CTS-10839 Seal Pack Rebuild Kit Price on request