应用水溶性凝胶渗透色谱法测定了碱木素的分子量，与脂溶性凝胶渗透色谱法的测定结果基本一致。
In this paper, we present a method to determine the molecular weight of alkali lignin directly by using aqueous gel permeation chromatography with Ultrahydroge.
为了建立盐酸小檗碱片新的含量测定方法，采用分光光度法与HPLC法，同时与碘量法对比。
To make a new method of content assay of the berberine hydrochloride tablet, take spectrophotometric method and HPLC assay and compare with iodometric method at the same time.
通过控制碱法的不同水解条件，可获得分子量在一定范围内的胶原蛋白水解物，以适合不同的用途。
By controlling different hydrolyzing condition, collagen hydrolysate with different molecular weight distribution could be achieved for different use.
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