ORIGINAL RESEARCH
An Eco-Friendly Approach for the Extraction
of Antioxidant Components from Artemisia Annua
Leaves Using Response Surface Methodology
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1
Department of Chemistry, University of Sargodha, Sargodha 40100, Pakistan
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Department of Chemistry, The University of Lahore, Lahore, Pakistan
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Department of Chemistry, University of Education Lahore, Jauharabad Campus, Pakistan
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Division of Science and Technology, Faculty of Science, University of Education, Lahore, Pakistan
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Department of Chemistry, Government College University Lahore, Lahore, Pakistan
Submission date: 2020-08-21
Final revision date: 2021-01-06
Acceptance date: 2021-01-25
Online publication date: 2021-08-30
Publication date: 2021-09-22
Corresponding author
Umer Younas
Department of Chemistry, The University of Lahore, Lahore, Lahore, Pakistan
Pol. J. Environ. Stud. 2021;30(5):4827-4833
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ABSTRACT
Drying methods, extraction techniques, solvents as well as extraction conditions affect the recovery
of antioxidant components from botanical materials. In the current study, antioxidant compounds from
leaf samples of A. annua were extracted using methanol as extraction solvent and orbital shaker assisted
extraction technique and extraction technique was optimized using response surface methodology.
Extraction conditions including rotation speed and extraction time were taken as independent variables
and extraction was carried out for different time duration and at different rotation speed. A significant
mutual effect of selected extraction conditions was recorded on the antioxidant potential of A. annua
leaves and optimized conditions were determined employing response surface methodology. Statistical
data revealed linear quadratic and interactive effect of extraction conditions on TPC, TFC and DDPH
radical scavenging potential was significant because p-value is less than 0.05. For the same antioxidant
components, measured and predicted values were found to be close in agreement, indicating that the
tested model is fit for the recovery of antioxidant components from A. annua leaves. Optimization of
extraction conditions using response surface methodology may be helpful in making the extraction
technique cost-effective and environment friendly.