GUM

(CsH.0;) is an amorphous carbohydrate, the watery solution of which is a jelly with adhesive properties. Gums are exudatious from the stems of plants. Tragacanth, from Asiragalus gummifer, yields two gums, Tragancanthin and Arabin. The oak and beech give Xylan, which on hydrolysis yields the sugar Xylose. The gum from Acacia Senegal is Arabin, used to suspend insoluble oils, powders, etc,