Plunger Seal Back Catalog number: CTS-2294 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-0069 Tubing, Head to Tee Price on request 11-4052 Needle Seal, SIL-30AC, SIL-30ACMP Price on request CTS-10788-5 Needle Wash Frit, 5/pk Price on request