山东省市售厚朴饮片质量评价研究

Evaluation on the quality of processed Magnolia officinalis from Shandong Province

目的对山东省市售厚朴饮片进行质量评价。方法采用高效液相色谱法测定了厚朴酚与和厚朴酚的含量,并考察了显微鉴别、薄层鉴别、水分、总灰分、酸不溶性灰分、二氧化硫残留量等测定结果。结果 35批厚朴饮片的厚朴酚与和厚朴酚的含量差异较大,总含量在1.0%~6.4%之间,说明目前市场流通厚朴饮片质量差异显著。结论本研究为评价山东省市售厚朴饮片的质量提供了试验依据。

Objective To evaluate the quality of processed Magnolia officinalis from Shandong Province.Methods HPLC method was used for the determination of magnolol and honokiol.Inspecting items of microscopic identification, TLC, water, total ash, acid-insoluble ash, and sulfur dioxide residues were developed. Results There was a obvious difference between the content of magnolol and honokiol in thirty-five batches of samples ,with the total content between 1.0%- 6.4%, which showed significant quality difference of Magnolia officinalis in the market circulation.Conclusion This study provided the experimental basis for the quality evaluation of processed Magnolia officinalis from Shandong Province.