PYREX® Barrett Distillation Traps
The Barrett distillation trap is furnished with a stopcock and standard taper joints is for determining water content in petroleum or bituminous products. Barrett distilling apparatus are conveniently graduated for convenience. Reference: Barrett method B-2. Barrett distillation traps can also be used as Dean Stark distillation apparatus specified in British Standard 756, but utilizes a common U.S. ground joint. It is also an optional setup for ASTM D-95 standard method.