The preparation of activated carbons from xylogen by steam activation method is reviewed.

以烟秆为原料,经后用水蒸气活制备活性。

The chemical constituents of pod of Gleditsia sinensis Lam. have been studied.The saponin, fibrin, half fibrin, xylogen and proteins of it have been mensurated.

研究了荚中所学成分,测定了甙、纤维素、半纤维素、木质素、果胶、蛋白质相对于绝干荚质量百分量。