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-21155 Capillary, 300mm x 0.17mm ID, w/Fittings Price on request PL7075150 MarvelXACT PLS 75µm x 150mm Price on request CTS-A145 Inlet Check Valve Price on request