Category:
Vitamin
CAS NO:
67-97-0
Standard:
ChP,USP,BP,EP,ChP,
Vitamin D3 (Cholecalciferol) is a fat-soluble secosteroid synthesized via UV irradiation of 7-dehydrocholesterol. Its molecular formula is C27H44O with CAS No. 67-97-0.
Strictly control dosage to avoid hypercalcemia; store in cool, dark environments under inert gas to prevent oxidation.