UHPLC-PDA Assay for Simultaneous Determination of Vitamin D₃ and Menaquinone-7 in Pharmaceutical Solid Dosage Formulation

Table 7

Assay result of vitamin D₃ and MK-7 by UHPLC in commercial tablet formulation.

Product	Contents	Label claim (μg)	Concentration found μg ± SEM; RSD	Recovery (%)
Avelia	Vitamin D3	10	10.34 ± 0.12; 1.20	103.59
	MK-7	90	92.58 ± 0.11; 1.12	102.87

Results are expressed as average of ten measurements.