《表1 3种生物碱类成分的标准曲线回归结果及线性范围Tab.1 Standard curve regressions and linear ranges of three alkaloid ingre

《表1 3种生物碱类成分的标准曲线回归结果及线性范围Tab.1 Standard curve regressions and linear ranges of three alkaloid ingre   提示:宽带有限、当前游客访问压缩模式
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《不同遮光处理对浙贝母品质的影响》


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分别吸取混合对照品溶液适量,以甲醇稀释定容,得到5个不同浓度的混合对照品溶液。贝母素甲浓度分别为0.119 2,0.074 5,0.029 8,0.023 84,0.011 92 mg·mL-1;贝母素乙浓度分别为0.103 0,0.082 4,0.020 6,0.016 48,0.008 24 mg·mL-1;贝母辛浓度分别为0.078 0,0.062 4,0.015 6,0.012 48,0.006 24 mg·mL-1。按“2.2.1”项下条件分别进样测定峰面积,以峰面积对溶液浓度进行线性回归,以峰面积为纵坐标(Y)、浓度为横坐标(X)绘制贝母辛、贝母素甲和贝母素乙的标准曲线。结果见表1。