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ISO 21446
Infant formula and adult nutritionals - Determination of trans and total (cis + trans) vitamin K1 content - Normal phase HPLC
Edition
2019-01
ISO 21470
Infant formula and adult nutritionals - Simultaneous determination of total vitamins B1, B2, B3 and B6 - Enzymatic digestion and LC-MS/MS
Edition
2020-11
OENORM EN ISO 6867
Animal feeding stuffs - Determination of vitamin E content - Method using high-performance liquid chromatography (ISO 6867:2000)
Edition
2001-03-01
OENORM EN ISO 14565
Animal feeding stuffs - Determination of vitamin A content - Method using high-performance liquid chromatography (ISO 14565:2000)
Edition
2001-03-01
OENORM EN 12821
Foodstuffs - Determination of vitamin D by high performance liquid chromatography - Measurement of cholecalciferol (D3) and ergocalciferol (D2)
Edition
2009-07-15
OENORM EN 12822
Foodstuffs - Determination of vitamin E by high performance liquid chromatography - Measurement of a-, ß-, y- and d-tocopherol
Edition
2014-07-15
OENORM EN 12823-1
Foodstuffs - Determination of vitamin A by high performance liquid chromatography - Part 1: Measurement of all-E-retinol and 13-Z-retinol
Edition
2014-08-01
OENORM EN 12823-2
Foodstuffs - Determination of vitamin A by high performance liquid chromatography - Part 2: Measurement of ß-carotene
Edition
2000-05-01
OENORM EN 14122
Foodstuffs - Determination of vitamin B1 by high performance liquid chromatography
Edition
2014-07-15
OENORM EN 14148
Foodstuffs - Determination of vitamin K1 by HPLC
Edition
2003-10-01