尤为严重的是碱法制浆产生的麦草碱木素由于水溶性和表面活性差而难以在工业上得到广泛应用，从而造成对环境的严重污染。
It is difficult for alkali lignin of wheat straw produced by alkaline pulping to be widely used in industry because of its poor solubility and surface activities.
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.
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