Pyrex Barrett Distilling Apparatus 24/40 Joints with Glass Stopcock

The Pyrex 3622-20 Barrett Distilling Apparatus is a specialized glass component designed for the quantitative determination of water content in certain materials, particularly petroleum or bituminous products. This apparatus is made from durable Pyrex borosilicate glass, known for its excellent chemical resistance and thermal properties. It features 24/40 standard taper inner and outer joints, which allow for a secure and leak-free connection to a distillation flask (at the bottom) and a condenser (at the top), forming a sealed distillation system.

Used, in great condition!