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目的对采集到的全国厚朴主产区6省17个市县23个厚朴与凹叶厚朴的药材进行质量评价。方法采用HPLC法对厚朴酚、和厚朴酚进行含量测定。结果 23批药材的厚朴酚与和厚朴酚的总量在1.32%~11.78%,有较大差异。4批药材含量不能达到《中国药典》“总量不得少于2.0%”的要求,均为凹叶厚朴。结论厚朴药材的整体质量优于凹叶厚朴,四川、湖北、安徽为较优质的产区。
OBJECTIVE To evaluate the quality of 23 medicinal materials of Magnolia officinalis and Magnolia officinalis from 17 cities and counties of 6 provinces in the main producing areas of Magnoliaceae in China. Methods The contents of magnolol and honokiol were determined by HPLC. The results of 23 batches of honokiol and honokiol the total amount of 1.32% ~ 11.78%, there is a big difference. 4 batches of medicinal herbs can not meet the requirements of the “Chinese Pharmacopoeia” “total amount of not less than 2.0% ”, are concave leaf Magnolia. Conclusion The overall quality of Magnolia officinalis is better than that of Magnolia officinalis. Sichuan, Hubei and Anhui are higher quality producing areas.