DS EN 15608:2008
DS EN 15608:2008 Surface Active Agents - Quantitative Determination Of Free Fatty Acid In Alkylamidopropylbetaines - Gas-Chromatographic Method Describes a procedure for the determination of the content of free fatty acid, FFA, in alkylamidopropylbetaines, which is defined as being the amount of fatty acid expressed in grams per 100 g of prod