Adsorption of Dye by Waste Black Tea Powder: Parameters, Kinetic, Equilibrium, and Thermodynamic Studies

Table 4

Comparison adsorption capacity of MB with different adsorbents.

Adsorbent	Adsorption capacity of MB (mg·g^−1)	Reference
Raw Algerian kaolin	52.76	[38]
Mesoporous silica	65.70	[39]
Rice husk	28.50	[40]
Date palm leaves	58.10	[41]
Tea stem	103.09	[42]
Waste black tea powder	312.50	This study