Research Article
A Comparative Study of Raw and Metal Oxide Impregnated Carbon Nanotubes for the Adsorption of Hexavalent Chromium from Aqueous Solution
Table 1
Parameters of Langmuir and Freundlich isotherm models for chromium.
| Adsorbent | Freundlich | Langmuir | | (L/mg) | | (L/mg) | |
| CNT-iron oxide | 7.922564 | 0.628705 | 0.9980 | −7.47535 | 0.9966 | CNT-aluminum oxide | 3.907029 | 0.571687 | 0.9996 | −10.9559 | 0.9855 | Raw CNTs | 2.110755 | 0.291322 | 0.9975 | 0.756502 | 0.9859 |
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