Table 6 Measurement results of actual water samples. Experimental conditions: dosage of A-BC, 1.0 g L−1; initial phenol concentration, 675 mg L−1; initial pH of solution unadjusted; contact time, 60 min; solution volume, 20 mL; temperature, 25 °C
From: Enhanced adsorption of phenol using EDTA-4Na- and KOH-modified almond shell biochar
Actual water | Sample ID | 1 | 2 | 3 | 4 | 5 | 6 |
Qe (mg g−1) | 150 | 149 | 149 | 149 | 149 | 149 | |
Mean | 149 mg g−1 | ||||||
Absolute deviation | 0.23 | −0.30 | −0.06 | 0.19 | −0.09 | 0.05 | |
Relative mean deviation (%) | 0.10 | ||||||
Simulated wastewater | Qe (mg g−1) | 161 | |||||
Relative error between actual water samples and simulated wastewater (%) | −7.46 | ||||||