List of Articles Spectrophotometry Open Access Article Abstract Page Full-Text 1 - Nanophytosynthesis and Characterization of Silver Nano Particles Using Chrysanthemum parthenium Extract as an Eco-Friendly Method Ali shafaghat Mohammad Shafaghatlonbar 10.22034/jchr.2018.544202 Open Access Article Abstract Page Full-Text 2 - Determination of Ultra Trace Amounts of Carmoisine in Food Specimens by Ultrasound-assisted Surfactant-enhanced Emulsification Microextraction Method Coupled with UV-Visible Spectrophotometry Mohammad Reza Jalali Sarvestani Zohreh Doroudi 10.22034/jchr.2021.1923785.1265 Open Access Article Abstract Page Full-Text 3 - Evaluation of Metal Concentration (Hg, Zn, Cu, Co, Sn, Ag, Cr and Ni) in Influent & Effluent water of Dental Clinics' units Mohammadreza Malekipour Esfahani Farzaneh Shirani Maryam Ahmadi Shima Ghaderi 10.22034/jchr.2022.1959189.1555