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. 2020 May 20;10(33):19371–19381. doi: 10.1039/d0ra02766a

Adsorption results toward mixed ionsa.

Entry Mixed ions Initial conc. (ppm) Final conc. (ppm) Mn+ removal (%) K d (mL g−1)
1 Pb2+ 128.9 4.7 96.35 1.01 × 105
2 Zn2+ 108.36 87.18 19.54 934.40
3 Ni2+ 83.66 76.5 8.55 359.97
4 Fe3+ 85.97 55.76 35.14 2.08 × 103
5 Ag+ 128.1 3.358 97.37 1.40 × 105
6 Cu2+ 98.5 82.725 16.015 733.43
a

Ion concentration ∼ 100 ppm per ion (approx.), contact time = 90 min, V = 50 mL, m (mass of solid sample) = 0.013 g, v/m ratio = 3846 mL g−1.