List of Articles Cobalamin Open Access Article Abstract Page Full-Text 1 - Insight into the Oxidant Agents Effect of Removal and Photo-decolorization of Vitamin B12 Solution in Drug Tablets using ZrO2 Shaymaa Ibrahim Saeed Ban Hasan Taresh Luma M. Ahmed Zainab Faisal Haboob Safa Alaa Hassan Athraa Abd Al-amir Jassim 10.22034/jchr.2021.685757