Sparge Diffuser Back Catalog number: CTS-10984 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-3102 Sapphire Plunger Price on request CTS-21287 Needle Kit, 15 µL with Needle Seat and Needle Guid Price on request 11-4126 Plunger Seal and Back Up Ring Price on request