A capillary liquid chromatography method for benzalkonium chloride determination as a component or contaminant in mixtures of biocides.

M C Prieto-Blanco,A Argente-García,Pilar Campinsfalco

Journal of Chromatography A（2016）

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摘要

•BAK in mixtures of biocides as minor component or impurity.•The sample is analysed on-line in less than 15min.•Capillary LC coupled to in-tube solid phase microextraction is employed.•Matrix effect depends on co-biocide and their concentration relationship.

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关键词

Biocide formulations,N-(3-aminopropyl)-N-dodecyl-1,3-propanediamine,Benzalkonium chloride,Trimethyl-tetradecyl ammonium chloride,In-tube solid-phase microextraction (IT-SPME),Matrix-effect

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