List of Articles Pyrogallol Open Access Article Abstract Page Full-Text 1 - Synthesis and Antioxidant Properties of Two New Derivatives of Indeno-Benzofuran shiva khalil_moghaddam Ashraf Sadat Shahvelayati Atousa Aliahmadi 10.22034/jchr.2020.671485 Open Access Article Abstract Page Full-Text 2 - Separation, preconcentration and selective measurement of calcium ions by solid phase extraction and ionic imprinted polymers leila baramakeh