Grape stalk was characterized by proximate and ultimate analysis,
SEM (JEOL/JSM-6510 LV), FT-IR (Perkin Elmer Spectrum One), TG
(Perkin Elmer Pyris TG/DTA) analysis while the activated carbons obtained was characterized by proximate and ultimate analysis, BET surface area, iodine number, surface functional group analysis by Boehm's
titration[24]and FT-IR, pHzpc, SEM-EDX and particle size distribution.