reference substance

常见例句

双语例句

• OBJECTIVE To establish a preparation method for working reference substance of alliin.
  目的建立蒜氨酸工作对照品。
• Methods :The contents of total flavonoids were measured through UV spectroscopy as Rutin for a reference substance.
  方法：以芦丁为对照品，利用紫外分光光度法测定总黄酮的含量。
• OBJECTIVE To determine the relative and absolute molecular weight(MW) of working reference substance of Grifolafrondosa beta-Glucan and compare the two analysis methods.
  目的测定灰树花倍他葡聚糖工作对照品的相对及绝对分子质量，并对两种分析方法进行比较。
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