Cholecalciferol

Cholecalciferol Impurities & Reference Standards

Cholecalciferol is recognized as an active pharmaceutical ingredient (API) that supports formulation development, process validation, and quality assurance in drug manufacturing. Cholecalciferol is registered under CAS Number 67-97-0. The compound carries the molecular formula C27H44O, corresponding to a molecular weight of 384.6 g/mol. Cholecalciferol related substances / impurity reference standards support HPLC method validation, forced degradation studies, and regulatory documentation consistent with ICH, USP, BP, and EP requirements. Our Cholecalciferol reference standards are provided with full documentation — Certificate of Analysis (CoA), HPLC chromatographic data, and spectral characterization — to support pharmaceutical R&D and GMP manufacturing.