Multi-walled and single-walled carbon nanotubes were used as adsorbents for the removal of Reactive Blue 4 textile dye from aqueous solutions. The adsorbents were characterised using Raman spectroscopy. N2 adsorption/desorption isotherms and scanning and transmission electron microscopy. The effects of pH. https://www.ealisboa.com/flash-choice-Sten-Jacket-M-flash-find/