... 6 EINECS: 200-014-9 Vitamin D2 is mainly used in medication to prevent rickets, osteomalacia, infantile tetany, ... etc. Product NameVitamin D2SynonymsVitamin D2 Water; ViosterolCAS No50 ... 25 ºC)Water Solubility : InsolubleApplicationVitamin D2 is mainly used in medication to prevent rickets, osteomalacia, infantile tetany, etc ...