Needle Seal O-Ring, 002 Kalrez Back Catalog number: CTS-11149 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-10391 Plunger Wash Seal Price on request CTS-A096 Syringe Assembly, 250μL Price on request CTS-3195 250μL Syringe Tip Price on request