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 PS7025350 MarvelXACT™ PEEKsil™ 25µm ID x 350mm Price on request CTS-A11145 Tube Assy, System Outlet, SDS Price on request PS7075600 MarvelXACT™ PEEKsil™ 75µm ID x 600mm Price on request