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Table 2 Sear method surface area analysis

From: Adsorptive removal of malachite green dye from aqueous solution onto activated carbon of Catha edulis stem as a low cost bio-adsorbent

Adsorbent

Volume of sodium hydroxide consumption (mL)

Specific surface area (m2/g)

Activated carbon from Catha edulis

55 mL

1735 m2/g