APPARATUS FOR SUBLIMATION PURIFICATION

摘要

The present invention relates to a sublimation purification device that uses the temperature difference of change in properties of an organic material to remove impurities. According to an embodiment of the present invention, the sublimation purification device comprises: a base frame; an external tube mounted on an upper part of the base frame; an internal tube configured as at least one water acquisition tube is sequentially arranged in a longitudinal direction inside the external tube; a cover coupled to the upper part of the base frame, and equipped with a plurality of heaters which are spaced apart from one another in a longitudinal direction therein, wherein an impurity collection unit is mounted to be detachable on one side of the internal tube.