Objective: To optimize the drying process of Shujin Tongluo extract. Methods drying method, decompression drying method, microwave drying method and spray drying method were used to dry the extract of Shu Jin Tong Luo. The yield of dry paste, the solubility of the granules, naringin and gastrodin content were measured. The percentage of moisture absorption of the granules was measured, and the hygroscopic time curve was drawn to compare the suction of 4 particles. Wetness.
Results the relative moisture absorption rate and the equilibrium moisture absorption volume of the 4 kinds of drying methods were from decompression to drying, microwave drying, spray drying and drying. Conclusion The best drying method of Shujin Tongluo extract is microwave drying equipment.
Key words: Shujin Tongluo granules; drying method; solubility; hygroscopicity;microwave drying of traditional Chinese medicine
Shujin Tongluo Granule is a new Chinese medicine developed by Xiyuan Hospital of Chinese Academy of Traditional Chinese Medicine and Shenwei Pharmaceutical Group Co., Ltd. It is composed of 9 kinds of Chinese medicines, such as Rhizoma Drynariae, Achyranthes bidentata, Ligusticum Chuanxiong and Gastrodia elata. It has the functions of tonifying liver and kidney, activating blood circulation and relaxing tendons, and is mainly used to treat cervical
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