DS DS/EN 14668/AC
DS DSEN 14668AC 2006-JUN-23 Surface actve agents - Determnaton of quaternary ammonum surface actve agents n raw materals and formulated products - Potentometrc two-phase ttraton method
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This standard specifies a method for the determination of the content of quaternary ammonium surface active agents in raw materials and formulated products, defined as being the amount of quaternary ammonium surface active agents expressed in millimoles per 100 g of product.