... used in pharmaceutical, food supplement and feed additive. Product Name: Pharm Grade, Cholecalciferol, 67-97-0Chemical Name: CholecalciferolMolecular Formula: C27H440Molecular Weight ... °CAssay(HPLC)97.0 ~ 103.0%StandardUSP/EP/BP/CP Pharm Grade, Cholecalciferol, 67-97-0