Adsorbents Used for the Adsorptive Removal of Highly Hazardous Arsenic from Aqueous Solution: A Review
Nasser A. Alamrani
Department of Chemistry, Faculty of Science, University of Tabuk, Tabuk 71491, Saudi Arabia.
Yazeed Awadh Shudayyid Alotaibi
Department of Biochemistry, Faculty of Science, University of Tabuk, Tabuk 71491, Saudi Arabia and Emergency Department, Erada Complex for Mental Health in Al-Kharj, Saudi Arabia.
Fahad Oudah Eid Alhawiti
Department of Chemistry, Faculty of Science, University of Tabuk, Tabuk 71491, Saudi Arabia and Emergency Department, Maternity and Children Hospital, Tabuk, Saudi Arabia.
Theyab Ali T. Almutairi
Department of Biochemistry, Faculty of Science, University of Tabuk, Tabuk 71491, Saudi Arabia and Laboratory Department, Al Quwaiiyah Hospital, Riyadh, Saudi Arabia.
Essa Saeed F. Almutairi
Department of Biochemistry, Faculty of Science, University of Tabuk, Tabuk 71491, Saudi Arabia and General Directorate of Narcotics Control, Ministry of Interior, Tabuk branch, Saudi Arabia.
Mashree Mohammad M. Albalawi
Department of Biochemistry, Faculty of Science, University of Tabuk, Tabuk 71491, Saudi Arabia.
Hatem A. Al-Aoh
Department of Chemistry, Faculty of Science, University of Tabuk, Tabuk 71491, Saudi Arabia.
Syed Khalid Mustafa *
Department of Chemistry, Faculty of Science, University of Tabuk, Tabuk 71491, Saudi Arabia.
*Author to whom correspondence should be addressed.
Abstract
Millions of people worldwide are adversely affected by Arsenic continuing exposure, so providing arsenic-free consumption of water is an immense task for the researchers. The chemistry, content of arsenic-contaminated water as well as adsorption play a big role in arsenic elimination. The mechanism of adsorption technology's elimination of As (V) from the water was simply presented as the elements that govern various adsorption paths. The effects of a variety of adsorbents on As (V) elimination from aquatic were explored in the present research, which classified the materials used as adsorbents based on physical, chemical, and biological processes. When choosing an adsorbent, adsorption capability is an important factor to consider. As a result, developing As (V) elimination from aquatic adsorption strategies includes developing environmentally acceptable materials with effectual adsorption abilities, refining the preparation and alteration procedures of recent adsorbents, and boosting renewal effectiveness. After choosing a particular adsorbent for As (V) elimination from water, regional features of arsenic-polluted water, applied viability of the adsorption process, besides suitable environments of respectively material must be extensively reviewed and analyzed. The current study gives an outline of the adsorption technique to remove arsenic from wastewater, as well as the adsorption capacity of various adsorbents.
Keywords: Arsenic-contaminated, removal, Eco-friendly, adsorbents, various