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Table 5 Results of desorption of PSD

From: Adsorption behavior of Cr(VI) by biomass-based adsorbent functionalized with deep eutectic solvents (DESs)

No Desorbing agents Desorption efficiency/%
1 Deionized water (pH = 2) 0.37
2 Deionized water (pH = 4) 0.23
3 Deionized water (pH = 6) 0.59
4 Deionized water (pH = 10) 2.22
5 Deionized water (pH = 12) 2.89
6 0.1 mol L−1 HAc 0.26
7 0.1 mol L−1 NaOH 8.77
8 0.1 mol L−1 EDTA 0.46