The carboxylic content in oxycellulose was analyzed quantitatively by FTIR using KSCN as internal standard.Calibration curve with good linear relationship was obtained.
Ethyl cellulose was synthesized successfully in one step based on reaction of cellulose with excess chloroethane and sodium hydroxide in toluene as diluent.
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.