Thermo Fisher, 377267PK, Nunc™ Biobanking and Cell Culture Cryogenic Tubes

Nunc™ biobanking cryogenic tubes provide sterile low-temperature sample storage for research, cell banking, and biorepository workflows. This configuration has a 1.8 mL capacity, an internal screw thread, a self-standing round bottom, and a writing surface for manual identification. The internal-thread closure incorporates a gasket system that supports a secure seal while keeping the tube compact in storage racks. An anti-rotation base can engage compatible rack features to improve handling during capping and uncapping. The polypropylene tubes are DNase/RNase free and sterile to a 10⁻⁶ sterility assurance level. They are suitable for mechanical-freezer and vapor-phase liquid-nitrogen storage down to approximately −150 °C. This pack contains 450 tubes. Use compatible racks, validated freezing procedures, and clear sample labeling to support long-term traceability and retrieval in biobanking programs.