Needle Seal, SIL-30AC, SIL-30ACMP Back Catalog number: 11-4052 Manufacturer: SCIENCIX Availability: In the manufacturer's stock Price on request - + Recommended CTS-21192 Cartridge, BioAcquity, I2V Price on request 11-4152 Tubing D-L Assembly Price on request CTS-A11187 Outlet Check Valve Price on request