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胃炎灵胶囊是治疗胃炎的有效制剂。本实验对其进行了主要成份的薄层层析和显微鉴别实验研究。并用紫外分光光度法对胃灵胶囊中的盐酸小檗碱进行定量研究。实验证明，鉴别方法和合量测定方法简便，可靠，结果稳定。
Weiyanling capsule is an effective preparation for treating gastritis. In this experiment, the main components of the thin layer chromatography and microscopic identification experiments. Ultraviolet spectrophotometry was used to quantitatively study berberine hydrochloride in Weiling Capsule. Experiments have proved that the identification method and the method of total amount determination are simple, reliable, and the result is stable.