Cartridge, BioAcquity, I2V Back Catalog number: CTS-21192 Availability: In the manufacturer's stock Price on request - + Recommended CTS-21262 Needle, Uncoated 20 Series Price on request 11-4181 Seal Wash (0.0787 ID, Fixed), 2/pk Price on request 11-4073 LC-30AD Plunger Holder Assembly, UHP2 (w/Diaphragm Price on request