Original Research Article
Preconcentration and Separation of Ultra-Trace Cu (II) with Disks of Octadecyl Silica Membrane Modified Nano-Fe3O4-Encapsulated-Dioctyl Phthalate and Linked-Diethylenetriamine
1. Preconcentration and Separation of Ultra-Trace Cu (II) with Disks of Octadecyl Silica Membrane Modified Nano-Fe3O4-Encapsulated-Dioctyl Phthalate and Linked-Diethylenetriamine

Ali Moghimi; Milad Abniki

Volume 4, Issue 2 , Spring 2021, Pages 78-86

http://dx.doi.org/10.22034/ajca.2021.260252.1230

Abstract
  In this study, an efficient method was performed to extract and measure the Cu(II) metal ions using the modified disks of octadecyl silica membrane by nano-Fe3O4-encapsulated-dioctyl ...  Read More
Review Article
Importance of the Applicability of O-Vanillin Schiff Base Complexes: Review
2. Importance of the Applicability of O-Vanillin Schiff Base Complexes: Review

Ali Mostafa Hassan; Ahmed Osman Said

Volume 4, Issue 2 , Spring 2021, Pages 87-103

http://dx.doi.org/10.22034/ajca.2021.266876.1235

Abstract
  Ortho-vanillin Schiff baseare multipurpose ligands which are synthesized from the condensation of 2-Hydroxy-3-methoxybenzaldehyde with amines compounds to designing an infinite number ...  Read More
Original Research Article
Correlation between Molecular Sizes of Pure Compounds: Application in Surface Tension Prediction Based on Scaled Particle Theory
3. Correlation between Molecular Sizes of Pure Compounds: Application in Surface Tension Prediction Based on Scaled Particle Theory

Reza Tahery

Volume 4, Issue 2 , Spring 2021, Pages 104-114

http://dx.doi.org/10.22034/ajca.2021.271237.1237

Abstract
  In this paper, molecular diameter for various pure compounds are estimated by seven methods, in which three diameters are based on scaled particle theory (SPT) and the others are obtained ...  Read More
Original Research Article
A Potential Package for Organic Chemistry Remote Teaching
4. A Potential Package for Organic Chemistry Remote Teaching

Ashok Khanal

Volume 4, Issue 2 , Spring 2021, Pages 115-125

http://dx.doi.org/10.22034/ajca.2021.272208.1239

Abstract
  The pandemic has brought both challenges and opportunities to all universities across the globe. Every challenge will open the door for new opportunities. As the world was fighting ...  Read More
Original Research Article
Rapid, Simple, Cost Effective and Validated Methodology for Total Selenium Determination in Saccharomyces Cerevisiae Using RP-HPLC-UV After Microwave Assisted Digestion
5. Rapid, Simple, Cost Effective and Validated Methodology for Total Selenium Determination in Saccharomyces Cerevisiae Using RP-HPLC-UV After Microwave Assisted Digestion

Mehdi Tavancheh; Saeedeh Molaee

Volume 4, Issue 2 , Spring 2021, Pages 126-137

http://dx.doi.org/10.22034/ajca.2021.262662.1232

Abstract
  A facilitated, precise, specificmethodology to determine the amount of total selenium in selenium-enriched biomass of Saccharomyces cerevisiae was designed and implementedusing high-performance ...  Read More
Original Research Article
Kernelled Naive Bayes Using a Balanced Dataset for Accurate Classification of the Material Toxicity
6. Kernelled Naive Bayes Using a Balanced Dataset for Accurate Classification of the Material Toxicity

Ali Ekramipooya; Davood Rashtchian; Mehrdad Boroushaki

Volume 4, Issue 2 , Spring 2021, Pages 138-151

http://dx.doi.org/10.22034/ajca.2021.274570.1244

Abstract
  In this work, a new multi-class classification approach was employed in the QSAR model to assess chemical toxicity prediction through handling the imbalanced dataset as the critical ...  Read More
Original Research Article
Fe3O4@SiO2-NH2/CoSB Modified Carbon Paste Electrode for Simultaneous Detection of Acetaminophen and Chlorpheniramine
7. Fe3O4@SiO2-NH2/CoSB Modified Carbon Paste Electrode for Simultaneous Detection of Acetaminophen and Chlorpheniramine

Sajjad Azimi; Mandana Amiri; Hamideh Imanzadeh; Abolfazl Bezaatpour

Volume 4, Issue 2 , Spring 2021, Pages 152-164

http://dx.doi.org/10.22034/ajca.2021.275901.1246

Abstract
  In this work, a cobalt Schiff base complex (CoSB) immobilized at the surface of Fe3O4@SiO2‐NH2 nanoparticles was synthesized and characterized using different characterization techniques ...  Read More