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Table 4 Comparison of the MB sorption over ZnA LDH modified with DS solutions of various concentrations

From: Organo/Zn-Al LDH Nanocomposites for Cationic Dye Removal from Aqueous Media

Al (ZnAl LDH):DS molar ratio CDS, mol L−1 q (MB), mmol g−1 q (MB), mg g−1 % of MB removal
1:0.08 0.01 0.07 22 19
1:0.16 0.02 0.28 90 70
1:0.33 0.05 0.30 96 75
1:0.65 0.09 0.29 93 73
1:1.00 0.14 0.31 99 78
1:1.50 0.21 0.35 113 89
ZnAl LDH 0 0.02 6 5
calcined ZnAl LDH 0 0.01 3 2
ZnAl LDH with adsorbed DS 0.05 0.13 42 33
  1. [MB] = 2 × 10−4 mol L−1, [sorbent] = 0.5 g L−1