COMPARATIVE TESTING OF DISINFECTANTS USING PROPOSED EUROPEAN SURFACE TEST METHODS

被引:32
作者
BLOOMFIELD, SF
ARTHUR, M
BEGUN, K
PATEL, H
机构
[1] Department of Pharmacy, King's College London, London, SW3 6LX, Manresa Road
关键词
D O I
10.1111/j.1472-765X.1993.tb01439.x
中图分类号
Q81 [生物工程学(生物技术)]; Q93 [微生物学];
学科分类号
071005 ; 0836 ; 090102 ; 100705 ;
摘要
A surface test method for disinfectants currently under development as a standard European test method is described. The test involves determining the number of viable organisms recoverable from a contaminated stainless steel surface before and after application of disinfectant. Evaluation of a range of disinfectant agents and products currently used in the UK indicated that products at recommended use concentrations produced log reductions in viable count ranging from < 1.0 to > 6.4 (i.e. no detectable survivors) after a 5 min contact period against Staphylococcus aureus, Pseudomonas aeruginosa, Enterococcus faecium and Candida albicans. Increased activity was observed by increasing the disinfectant contact time to 30 min. Addition of 3% w/v albumin to the test suspension used to inoculate surfaces caused a substantial reduction in activity.
引用
收藏
页码:119 / 125
页数:7
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