TFE 3-Way Valve 4 (V4) Back Catalog number: CTS-10285 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21192 Cartridge, BioAcquity, I2V Price on request 11-2642 Needle Port Seal, AS-100, ASI-100T Price on request 11-2591 Needle Guide Price on request