Evaluation of the effect of isomerization on the chemical and biological assay of vitamin D. Analysis of fat-soluble vitamins X.
D001681:Biological Assay; D002626:Chemistry, Pharmaceutical; D004872:Ergocalciferols / Q000032:analysis; D007700:Kinetics; D014807:Vitamin D / Q000032:analysis*
D004872:Ergocalciferols; D014807:Vitamin D