尼泊金甲酯化妆品防腐剂抑菌效果的研究

采用防腐剂效力测试法观察了尼泊金甲酯化妆品防腐剂在不同浓度(0.04%、0.06%、0.08%、0.10%、0.20%)和不同时间(6h、24h、48h、72h、5d、7d)对大肠杆菌、金黄色葡萄球菌、白色念珠菌、黑曲霉、绿脓杆菌的抑制情况.结果表明,尼泊金甲酯有效抑制大肠杆菌、金黄色葡萄球菌、白色念珠菌、黑曲霉浓度分别为:0.04%、0.06%、0.08%、0.10%,而在试验浓度范围内不能有效抑制绿脓杆菌.

Research of the Bacteriostatic Effects of Cosmetic Antiseptic of Nipagin Ester

The bacteriostatic effects of cosmetic antiseptic of Nipagin Ester,on observed standard bacteria,such as E.coli,steph aureus,candida albicans,aspergillus niger,B.green rod,treated by different antiseptic concentrations of 0.04%,0.06%,0.08%,0.10%,and 0.20% and with different exposure periods of 6,24,48,and 72 hours,and 5,7 days,were determined with antiseptic effectiveness assessment.The results showed that,the bacteriostatic effective concentrations detected by antiseptic effectiveness assessment were assay 0.04%,0.06%,0.08%,and 0.10% respectively,and invalid antiseptic was effectiveness detected by antiseptic effectiveness assessment,only abserved in B.Green rod exposed to Nipagin Ester.