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

以烟秆为原料,经后用水蒸气制备。

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.

初步研究了荚中所含的分,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的质量百分含量。