Chitosan and chitin are categorized as low cost, renewable and eco-friendly biopolymers.
However, they have low mechanical properties and unfavorable pore properties in terms of …

Adsorption techniques offer unique advantages owing to the use of synthetic (eg, nanosized
metal oxides and polymer-functionalized nanocomposites) and natural (eg, clay and …

In this paper, the enhanced adsorption of methylene blue (MB) dye ion on the activated
carbon (AC) modified by three surfactants in aqueous solution was researched. Anionic …

Natural polysaccharide is attractive for preparing the environmentally friendly and highly
efficient adsorbent. However, to obtain an efficient amphoteric absorbent for dealing with …

The emerging global water crisis necessitates the development of solid adsorbents for the
removal of organic pollutants from wastewater. Herein, we develop an anionic sulfonate …

Eco-friendly polyvinyl alcohol/carboxymethyl cellulose (isolated from pineapple peel)
hydrogels reinforced with graphene oxide and bentonite were prepared as efficient …

Dyes are growing to be a problematic class of pollutants to the environment. The disposal of
dyes in water resources has bad aesthetic and health effects, hence the need to remove …

Arsenic (As) is a ubiquitous element found in the atmosphere, soils and rocks, natural waters
and organisms. It is one of the most toxic elements and has been classified as a human …

The presence of dyes in the aquatic environment as a result of anthropogenic activities,
especially textile industries, is a critical environmental challenge that hinders the availability …

Hazardous solid waste is one of the most serious problem faced by all over the World, which
comprises spent solid adsorbents. Spent solid adsorbents are generally regenerated by …