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UNI EN 12821 : 2009
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The latest, up-to-date edition.
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FOODSTUFFS - DETERMINATION OF VITAMIN D BY HIGH PERFORMANCE LIQUID CHROMATOGRAPHY - MEASUREMENT OF CHOLECALCIFEROL (D3) OR ERGOCALCIFEROL (D2)
18-06-2009
Foreword
1 Scope
2 Normative references
3 Principle
4 Reagents
5 Apparatus
6 Procedure
7 Calculation
8 Precision
9 Test report
Annex A (informative) - Examples of suitable HPLC
systems
Annex B (informative) - Examples of suitable extraction
and saponification conditions
Annex C (normative) - Examples of suitable semi-preparative
and analytical HPLC chromatograms
Annex D (informative) - Precision data
Annex E (informative) - Additional cleanup step for the
determination of vitamin D with use of preparative
TLC, column chromatography and or SPE
Bibliography
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