24/40 standard joint short-path distilling head, used with 50mm immersion thermometer with 10/18 standard taper joint. One-piece and compact design for easy and efficient use . The short condensate path is dedicated for the purification of small amount yet precious synthetic product. The re-designed vacuum jacket is 20% larger than the previous version, and provides better insulation during high temperature vacuum distillation. The diameter of inner Vigreux column is 30% larger than the previous design, which significantly increases distillation output.
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