9911 - Borosil Culture Tube, Amber with PP Screw Cap, Flat Bottom and PTFE Liner 

Made of borosilicate glass, designed with a flat bottom for convenient storage

The ideal replacement for Bijou, Mc Cartney, and universal bottles

Designed with special caps to facilitate handling and sealing

The Amber colour is applied to the external surface to prevent contamination with the testing material

The caps have a PTFE liner