Needle Wash Frit Back Catalog number: CTS-2324 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 11-4134 Rotor Seal & Pod Repair Kit, Vespel, 3-Groove for Price on request CTS-11297 Sapphire Plunger Price on request CTS-21480 Check Valve, Cartridge Price on request