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用初均速法测定茶芎挥发油的稳定性
2021-02-21 12:54:05热度:148°C
以水蒸汽蒸馏法提取茶芎挥发油,应用初均速法预测茶芎挥发油的稳定性。选择了九个温度进行了恒温加速试验,于阿贝折射仪上测定了茶芎挥发油的折光率数值。用作图法和数理统计法处理结果,建立了直线回归方程Y=-8673.6818x+17.0703标出了直线相关系数r=-0.990,预测了茶芎挥发油的稳定性,t0.9=2.03a;t0.8=4.29a;t0.7=6.86a。完成机构:江西中医学院
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