* CellTreat Brand, Sterile 50ml Centrifuge Tubes with Flat Cap and Conical Bottom
* RCF: 12,000xg
* UltraClear Polypropylene (-80° to +120°C)
* Printed Graduations
* White Writing Surface
* Resealable Packaging

CELLTREAT™ Cultureware is integrity tested to assure the highest quality, reliability and performance. A "Quality Certificate" is provided with every product and specific to each lot number combining both compliance and assurance information guarantees. The "Quality Certificate" includes the Part Number, Lot Number, Sterility Assurance level and Dosage, Endotoxin/Pyrogen Free Assurance, Non-Cytotoxicity Assurance, and RNase/DNase Free Assurance.
Tolerance Level for Graduation Imprinted Marks: Certified to be +/-2%.

CELLTREAT® centrifuge tubes are manufactured in a class 100,000 clean room and made of high-clarity polypropylene. Graduations are printed in a bold easy-to-read black and are accurate to ± 2%. These 50mL tubes include a black printed 50 ml graduation line as well as 1, 2 and 3ml graduations molded into the conical bottom. Large white marking area provides excellent contrast for identification. The extended cap design facilitates one hand removal of caps and helps prevent contamination. Conical bottom tubes have smooth, flat surface polyethylene caps.