Removal of Azo Dyes (Violet B and Violet 5R) from Aqueous Solution Using New Activated Carbon Developed from Orange Peel

Table 1

Characterization of OP and COP.

Sample	Sample weight (g)	Mean pore diameter (nm)	Total pore volume (cm^3 g^−1)	Surface area (m^2 g^−1)
OP	0.1920	13.56	6.92	22.4
COP	0.1915	22.40	14.5	225.6