PRIMARY BIODEGRADATION OF AMINE OXIDE AND QUATERNARY AMMONIUM AMPHIPHILES

被引:5
作者
CUPKOVA, V
SIROTKOVA, L
MLYNARCIK, D
DEVINSKY, F
LACKO, I
KOVACKOVA, Z
机构
[1] Faculty of Pharmacy, Comenius University, Bratislava
关键词
D O I
10.1007/BF02814548
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
Biodegradation of two amphiphilic 'soft' antimicrobially active derivatives of lauric (dodecanoic) acid, a quaternary ammonium salt and an amine oxide bearing an amide or ester group, was followed using microorganisms from activated sludge. Primary biodegradation was determined by ion-selective electrodes, total biodegradation as the chemical oxygen demand. Though organic ammonium salts quickly undergo primary biodegradation, the rest of the molecule is difficult to destroy. In contrast, amine oxides are easily biodegradable.
引用
收藏
页码:43 / 48
页数:6
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