This standard BS EN 14148:2003 Foodstuffs. Determination of vitamin K1 by HPLC is classified in these ICS categories:
67.050 General methods of tests and analysis for food products
This draft European Standard specifies a method for the determination of vitamin K1 in foodstuffs by high performance liquid chromatography (HPLC). The determination of Vitamin K1 content is carried out by measurement of reduced phylloquinone. The method has been validated for milk and milk products, however laboratory experiences exist which show that the method is also applicable to other type of foodstuffs.
