Chinwendu C. Ezinwa

Sorption of Methylene Blue from Aqueous Solution Using Carbon and Chemically Modified Carbon from Periwinkle Shell

Imafidon Osahon Nosakhare, Okosun Joseph Zekeri, Orji Ugochukwu Richards, Blessed C. Anyanwu, Olamide K. Asaju, Godwin Yakubu, Chukwuebuka A. C. Onyeaghala, Oboh Osabhuohien, Ochanya B. Onuh, Chinwendu C. Ezinwa & Hauwa A. Sani · International Research Journal of Pure and Applied Chemistry · 2026

Carbonized periwinkle shell was modified by two types of activation: alkaline modification with 1 M NaOH and acidic modification with 1 M HNO3. The three carbon samples thus produced were tested for the removal of methylene blue from solution. This test was carried out to provide...