Solid type | Initial pH | pH after adsorption |
Control (CT) | 5.04 (5.01, 5.33) | 4.88 (4.75, 4.92) |
Orange peel biochar (OB) | 4.87 (4.73, 4.91) | 5.32 (5.11, 5.64) |
Chicken litter biochar (CB) | 6.21 (6.03, 6.43) | 5.11 (5.02, 5.36) |
Tannery waste biochar (TB) | 4.96 (4.75, 5.14) | 4.84 (4.61, 4.98) |
Orange peel biochar + algae (OB + AG) | 6.24 (6.17, 6.58) | 7.36 (7.27, 7.45) |
Chicken litter biochar + algae (CB + AG) | 6.35 (6.15, 6.64) | 6.42 (6.21, 6.53) |
Tannery waste biochar + algae (TB + AG) | 7.24 (7.17, 7.35) | 5.83 (5.52, 5.95) |