〈581〉 Vitamin D Assay
ASSAY
The following liquid chromatographic procedures are provided for the determination of vitamin D as an active pharmaceutical ingredient, as a dietary supplement ingredient, or as a component in compendial dosage forms.
USP REFERENCE STANDARDS FOR PURCHASE
USP Cholecalciferol RSUSP Ergocalciferol RS
USP Vitamin D Assay System Suitability RS