Guanidyl acetic acid chitosan has been synthesized with self-made chitosan and 1-chloro-glycocyamine, and its hydroscopicity and moisture retentive ability have been measured consequently.
以自制壳聚糖和1 -氯胍乙酸为原料合成胍乙酸壳聚糖，并对其进行吸湿保湿性能测定。
2
The article introduced a craft in which the salicylic acid was made from the Chloro-toluene as the raw material system.
介绍了以邻氯甲苯为原料制备水杨酸的工艺。
3
The degradability for nitrobenzene, 2 chloro butenoic acid are all 100%.