METHODS: The contents of total alkaloids, diester diterpenoid alkaloids and polysaccharides were measured by acid dye colorimetry, HPLC and sulphuric acid-anthrone colorimetric method respectively.
方法:采用酸性染料比色法测定附子总生物碱含量,反相高效液相色谱法测定双酯型生物碱含量,蒽酮-硫酸法测定多糖含量。
Methods total alkaloids in Nitraria was extracted by acid-base and the content of total alkaloids was determined by the acidic dye colorimetry.
方法采用酸碱提取法提取总碱,以硫酸阿托品为对照品,酸性染料比色法测定白刺总生物碱的含量。
Methods Acid-dye colorimetry was employed and methodology was examined for linear range, average recovery, precision, exclusivity and stability.
方法采用酸性染料比色法测定,并对线性范围、加样回收率、精密度、专属性、稳定性等项目进行了方法学考察。
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