• NEST Scientific 602051
• 25 tubes per rack, 20 racks per case, 500 tubes total
• Spin up to 12,000Xg or 12,000 RCF 
• -80℃ to 121℃
• Graduated to 50mL
• Polystyrene rack holds 25 centrifuge tubes
• Flat cap without lip seal
• Broadly compatible with all centrifuge brands on the market
• Deep knurling on caps makes them easy to open with one hand
• Frosted writing area
• High contrast black graduation markings
• USP Grade VI polypropylene tube
• USP Grade VI polyethylene caps
• Produced in ISO 13485:2016 and ISO 9001 facility
• Molded and packed in ISO 7 cleanroom
• E-Beam sterilized and lot tested to SAL 10^-6 to ISO 11137
• Lot tested free of pyrogens USP 85
• Lot tested free of cytotoxins/pyrogens  In Vivo USP 88 and In Vitro USP 87
• Lot tested free DNase/RNase and DNA 
• Lot tested free BSE/TSE
• Certified free of animal products
  

Nest 50mL racked centrifuge tubes are a convenient and inexpensive way to store and handle samples. They are broadly compatible with all centrifuge models on the market. Nest caps feature extra deep knurling to make them easier to open and close with one hand.