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A beehive shelf is a piece of laboratory equipment, usually, pottery used to support a receiving jar or tube while gas is being collected over water with a pneumatic trough.
Beehive Shelves Made of porcelain, for pneumatic trough, glazed inside and out.
fEATURE
Stoneware
Glazed inside and outside
Use with troughs for gas collection
Outer: 75mm or 100mm