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目的探讨常用消毒液对金黄色葡萄球菌和大肠杆菌的杀菌效果。方法采用肉汤培养基和普通琼脂平板培养基培养实验进行杀菌效果观察。结果各种消毒液作用3 min便能达到消毒作用。金星消毒液对大肠杆菌的杀菌作用比对金黄色葡萄球菌杀菌作用强,而新洁尔灭对金黄色葡萄球菌的杀菌作用比对大肠杆菌杀菌作用强。结论各种消毒液在有效期内,按适当的操作,其杀菌有效率达100%,可放心使用。
Objective To investigate the bactericidal effect of common disinfectant on Staphylococcus aureus and Escherichia coli. Methods Bactericidal effect was observed by using broth culture medium and ordinary agar plate culture medium. Results A variety of disinfectant effect 3min can achieve disinfection. Venus disinfectant bactericidal effect on Escherichia coli than Staphylococcus aureus bactericidal effect, and benzalkonium bromide on the bactericidal effect of Staphylococcus aureus than bactericidal effect of Escherichia coli. Conclusion All kinds of disinfectant in the period of validity, according to the appropriate operation, the sterilization efficiency of 100%, can be safely used.