List of Articles Open Access Article Abstract Page Full-Text 1 - Investigation of the removal of C.I. Acid Red 88 by electrocoagulation in presence of KI and KCl Open Access Article Abstract Page Full-Text 2 - Chemical composition of essential oils derived from stem of Nepeta Torkaman stem Open Access Article Abstract Page Full-Text 3 - One-Pot reaction of 1-3-phenylene diglyoxal with compounds containing active methylene and hydrazine Open Access Article Abstract Page Full-Text 4 - Extraction and Characterization of Glycoside Beta- Citoestrol from salvia root Open Access Article Abstract Page Full-Text 5 - Semi-industrial and mobile pilot in Hexamine production using spray dryer system Open Access Article Abstract Page Full-Text 6 - Groundwater age estimation method using isotope and chemical detector Open Access Article Abstract Page Full-Text 7 - Determine and comparison of PID controller parameters for PO2 and PCO2 in membrane oxygenator using modified ZN and N-Z and TLC method Open Access Article Abstract Page Full-Text 8 - Evaluation of the elimination of volatile organic compounds from the aggregation of polystyrene (C2 unit) using a variety of adsorbents Open Access Article Abstract Page Full-Text 9 - Determination of toxic heavy metal ions in some plastictoys in ardabil city