... ,7E)-9,10-secocholesta-5,7,10(19)-trien-3B-ol.IdentificationSynonyms:cholecalciferol;calciol;(5Z,7E)-9,10-secocholesta-5,7 ... ,10(19)-trien-3B-ol;(5Z,7E)-(3S)-9,10-secocholesta-5,7,10(19 ... )-trien-3-ol;vitamin D3CAS No.:67-97-0 Main Specifications:Appearance:white ...