Corning® Pyrex® Round Bottom Centrifuge Tube with Standard Taper Pennyhead Stopper
By Corning![Corning® Pyrex® Round Bottom Centrifuge Tube with Standard Taper Pennyhead Stopper](https://krackeler.com/tt/lg/graphics/0001/jpg/PH.jpg)
These 50mL Pyrex® round bottom, nongraduated centrifuge tubes have a No. 13 Standard Taper solid glass pennyhead stopper. Rockefeller Institute of Medical Research type.