The Allihn condenser or bulb condenser is a type of laboratory glassware. It is named after Felix Richard Allihn.[citation needed] Brown glass jars with some clear lab glassware in the background Laboratory glassware refers to a variety of equipment, traditionally made of glass, used for scientific experiments and other work in science, especially in chemistry and biology laboratories. ...
The Allihn condenser consists of a long glass tube with a water jacket. There is a series of large and small constrictions on the inside tube, each increasing the surface area upon which the vapor constituents may condense. The Allihn condenser usually have ground glass joints at the top and bottom so that it can be connected to other glassware easily. A water jacket is a water-filled void surrounding a device, typically a metal sheath having intake and outlet vents to allow water to be pumped through the void. ... A reflux set-up with conically-tapered ground glass joints connecting the Graham condenser with the vacuum adapter (top) and two-necked flask. ...
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