Silica gel modified by 3-aminopropyltriethoxysilane (APTES) was synthesized from rice husk
ash combined with activated carbon from coconut shell yielded the composite adsorbent …

The adsorptive removal of lead (II) from aqueous medium was carried out by chemically
modified silica monolith particles. Porous silica monolith particles were prepared by the sol …

This study was carried out to evaluate the efficiency of metal ions removal from aqueous
solution using silica adsorbent. Silica was extracted from rice husk using sol-gel method …

Activated carbon samples prepared from the stem, root and seed coat of Jatropha curcas
plant by activation using orthophosphoric acid was used for the removal of Pb (II) from …

The adsorption of Pb (II) ions from aqueous solution by bio adsorbent from jackfruit wood
sawdust treated with phosphoric acid was studied in a batch adsorption system …

Excessive release of heavy metals into environment due to industrialization and
urbanization has posed a great problem to the world. Heavy metal ions do not degrade, so it …

Carbonization of raw biomass directs an attractive approach for improvement of lead (II)
uptake from aqueous solutions. Papaya seed (PS) powder was carbonized by treating with …

The silica@ mercapto (HS@ M) hybrid adsorbent was successfully synthesized from Takari
sand and modified with mercapto. The HS@ M was synthesized using the sol-gel method …

The ability of polystyrene-alumina-activated carbon composite as a synthetic adsorbent was
investigated for the removal of Pb (II) ions from aqueous solutions. Various physico-chemical …

Hazelnut husk, an agricultural waste, was used to prepare an activated carbon (HHPCAC)
by chemical activation using K2CO3. HHPCAC was characterized by FT-IR spectroscopy …