Borosilicate Glass Spike-Shaped Fractionating Adapter is resistant to high and low temperatures, as well as acid and alkali corrosion.Uniform thickness, sturdy and durable, good thermal conductivity, and not easily broken by ultrasonic cleaning. Mainly used in laboratories, school facilities, chemical and medical industries. The product specifications are complete, meeting the different needs of customers and available for selection.A pressure reducing capillary tube is inserted into the middle standard port, a thermometer is inserted into the branch standard port, the lower standard plug is installed on the flask, and the inclined standard plug is connected to the condenser tube and vacuum receiving tube to form a pressure reducing fractionation device. Applicable scenarios: Connecting condenser tubes, vacuum receiving tubes, etc. with inclined standard plugs to form a vacuum distillation unit.