Name Vitamin D3 oil CAS 67-97-0 molecular formula C27H44O molecular weight 384.64 Categories Food and Feed Additive; Acid; Vitamins and Derivatives; Quality standard Food grade Package Bottled Stability Cholecalciferol is very sensitive to UV radiation and will rapidly, but reversibly, break down to form sure-sterols, which can further irreversibly convert to ergosterol. Usage Cholecalciferol is produced industrially for use in vitamin supplements and to fortify foods by the ultraviolet irradiation of 7-dehydrocholesterol extracted from lanolin found in sheep's wool.
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