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From

Pb(II) Removal from Aqueous Solution by Cucumis Sativus (Cucumber) Peel: Kinetic, Equilibrium & Thermodynamic Study

Ruchi Pandey, Nasreen Ghazi Ansari, Ram Lakhan Prasad, Ramesh Chandra Murthy

American Journal of Environmental Protection. 2014, 2(3), 51-58 doi:10.12691/env-2-3-1
  • Figure 1. Effect of pH on Pb(II) sorption by CSP at 25°C (Condition: 25mg/l Pb(II), 160 rpm, 1g/l Adsorbent dosage:, 60 min)
  • Figure 2. Effect of adsorbent dosage for Pb(II) sorption by CSP at 25°C (Condition: 25mg/l Pb(II), 160 rpm, 60 min)
  • Figure 3. Effect of contact time on Pb(II) sorption by CSP, at 25°C, (Condition: 25mg/l Pb(II), 160 rpm, 5g/l Adsorbent dosage:)
  • Figure 4. Effect of Initial Pb(II) concentration on sorption process by CSP (Condition: 25°C, 160 rpm, 5g/l Adsorbent dosage:, 60 min)
  • Figure 5. Plot of ln Kc versus 1/T for Pb(II) sorption onto CSP
  • Figure 6. Intra particle diffusion model of Pb(II) sorption by CSP
  • Figure 7. Desorption efficiency of CSP with cycle number
  • Figure 8. FTIR spectra of CSP before and after Pb(II) adsorption
  • Figure 9. Scanning Electron Micrograph showing morphology of virgin CSP (a) and (b) Pb(II) loaded CSP