Synthesis and Characterization of Hierarchical Porous 𝜶-FeOOH for the Adsorption and Photodegradation of Rhodamine B

Table 2

Absorption and photodegradation rate of RB by different catalysts within 2 h.

Sample	α-FeOOH	α-Fe2O3-200	α-Fe2O3-300
Absorption (%)	66.6	45.0	5.1
Removal rate of RB (%)	92.6	64.3	8.0