Extraction condition, optimal formula, sediment prevention, etc. are studied in the experiments.
试验中探讨了浸提条件，最佳配方以及防止沉淀等问题。
The optimal condition of extraction is obtained through the experiments of the circumfluence extraction with different solvents and hybrid solvents.
通过溶剂回流萃取及不同溶剂组合萃取实验确定了最佳的提取条件。
Objective: To investigate the optimal preparation method of arctigenin including enzymatic hydrolysis condition, extraction process and selection of macroporous resin.
目的：优化筛选牛蒡苷元的酶水解条件、提取工艺和大孔树脂型号，得到适合工业生产的工艺流程。
Conclusion: the method is efficient, simple and practicable. the extraction rate of volatile oil was 2.72% under the optimal condition.
结论：该方法提取率高，简单易行，最佳工艺条件下提取率可达到2.72%。
Solid phase extraction condition was optimized, and the optimal condition was washing with 100% methanol and eluting with 10% acetic acid methanol solution.
优化固相萃取条件，结果表明采用100%甲醇溶液淋洗和10%乙酸甲醇溶液洗脱效果最好。
Conclusion The optimal parameters for extraction and separation condition of formononetin in Mucuna sempervirens Hemsl. was established.
结论本研究优化确定了常春油麻藤中刺芒柄花素的提取方法。
The optimal condition of one pot intermittently extraction was determined by single factor experiments. The optimum extraction conditions were comminuted gardenia yellow fruit to 30-40 eye;
通过单因素试验确定传统单罐间歇式浸出栀子黄色素的浸出条件：黄栀子果实的粉碎度30-40目；
The optimal condition of one pot intermittently extraction was determined by single factor experiments. The optimum extraction conditions were comminuted gardenia yellow fruit to 30-40 eye;
通过单因素试验确定传统单罐间歇式浸出栀子黄色素的浸出条件：黄栀子果实的粉碎度30-40目；
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