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丹参片中丹参素和原儿茶醛的HPLC测定法

2021-02-21 12:06:01热度:173°C

应用反相高效液相色谱法测定了丹参片中丹参素和原儿醛的含量。以十八烷基硅烷键合硅胶为填充剂;甲-0.5%醋酸为流动相;对羟基苯甲酸作内标;检出波长为281mm;按内标法定量。半斤茶叶宣城卖茶叶

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