Sigma Aldrich Drying Tube Replacement Bulb for Chemical Dryer

The Sigma Aldrich Z222739 Drying Tube Replacement Bulb is a glass component designed to replace the moisture-absorbing chamber of a specific laboratory chemical drying apparatus. This is a Replacement Bulb for a Drying Tube Assembly. This "bulb" is the part of the glassware that has an enlarged area or chamber to contain the solid desiccant. It's used to protect moisture-sensitive chemical reactions, particularly in organic synthesis, by ensuring that any gas entering the reaction system is dry.

Used, in great condition.