LST EN 12822-2000 Foodstuffs - Determination of vitamin E by high performance liquid chromatography - Measurement of alpha-, beta-, gamma-, and delta-tocopherols
2014LST EN 12822-2014 Foodstuffs - Determination of vitamin E by high performance liquid chromatography - Measurement of ?-, ?-, ?- and ?-tocopherol
2000LST EN 12822-2000 Foodstuffs - Determination of vitamin E by high performance liquid chromatography - Measurement of alpha-, beta-, gamma-, and delta-tocopherols