Corning® Pyrex® Ramsbottom Carbon Residue Bulb
By Corning![Corning® Pyrex® Ramsbottom Carbon Residue Bulb](https://krackeler.com/tt/lg/graphics/0001/jpg/7735-lg.jpg)
These Pyrex® bulbs are for the absorption of CO2 in carbon determination. Weight, when filled, is approximately 135 grams. A turn of the interchangeable stopper closes both inlet and outlet tubes which have 6mm O.D.