EN 12821:2000 Foodstuffs - Determination of Vitamin D by High Performance Liquid Chromatography - Measurement of Cholecalciferol (D3) and Ergocalciferol (D2)
2009EN 12821:2009 Foodstuffs - Determination of vitamin D by high performance liquid chromatography - Measurement of cholecalciferol (D3) or ergocalciferol (D2)
2000EN 12821:2000 Foodstuffs - Determination of Vitamin D by High Performance Liquid Chromatography - Measurement of Cholecalciferol (D3) and Ergocalciferol (D2)