Inlet Check Valve Back Catalog number: CTS-21147 Availability: In the manufacturer's stock Price on request - + Recommended CTS-10396 Washer Thermo/Dionex™ Model: P1000, P2000, P4000 Price on request 11-1600 Check Valve, Secondary Inlet Price on request 11-4179 HPV Rotor, SIL-30AC, SIL-30ACMP Price on request