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复方甲紫溶液是我院传统制剂,用于治疗口腔溃疡具有良好的消炎止痛作用。该制剂是由盐酸丁卡因和甲紫各10ｇ/Ｌ组成的复方制剂,我们采用双波长紫外分光光度法和比色法,无需分离,可直接测定两组分的含量。1 仪器与试药ＵＶ-160Ａ型紫外分光光度计(日本岛津);盐酸丁卡因、甲紫(?
Compound A solution is a traditional Chinese medicine hospital preparation for the treatment of oral ulcers with good anti-inflammatory analgesic effect. The preparation is a compound preparation consisting of tetracaine hydrochloride and methyl violet each 10g / L, and we can determine the content of the two components directly without separation by using dual-wavelength UV spectrophotometry and colorimetric method. 1 instruments and reagents UV-160A UV spectrophotometer (Japan Shimadzu); tetracaine hydrochloride, methyl violet (?