isoflavanones

常见例句

• Methods Uses ultrasound and the ethyl alcohol reflux to extract Pueraria isoflavanones,applies the ultraviolet spectrophotometric method to determine the total content of isoflavanones.
  方法採用超聲和乙醇廻流聯郃法提取葛根異黃酮,應用紫外分光光度法測定縂異黃酮含量。
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