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. 2022 May 20;12:8583. doi: 10.1038/s41598-022-12233-1

Figure 4.

Figure 4

Biosorption isotherms of copper ions onto R. damascena leaves, including (a) Langmuir, (b) Freundlich, (c) Temkin, (d) Dubinin–Radushkevich and (e) Jovanovic models. Data is presented as average ± SE of three replicates.