Main Piston Seal Back Catalog number: 11-2588 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-10396 Washer Thermo/Dionex™ Model: P1000, P2000, P4000 Price on request PL7075150 MarvelXACT PLS 75µm x 150mm Price on request CTS-11313 PEEK™ Rotor, LPV Price on request