Results: The infra-red spectragram of the product showed the chitosan had been modified by chloroacetic acid.

• 结果:产物经红外光谱证实,壳聚糖已被氯乙酸所修饰,产物对金黄色葡萄球菌、大肠杆菌、绿脓杆菌均有抑菌作用。