Nest reusable tube racks are made for standard 50mL conical centrifuge tubes. They work with Nest or any brand of 50mL centrifuge tube on the market. An inexpensive and convenient way to organize your centrifuge tubes and keep them upright to prevent spills. 

• 1 rack for 25 tubes, 50 racks per case
• Racks only - tubes sold separately 
• Rack made of USP grade IV polypropylene
• Autoclavable and reusable 
• Produced in ISO 13485:2016 and ISO 9001 facility
• Molded and packed in ISO 7 cleanroom
• Well standardized, fits any 50mL conical centrifuge tube