Research Article
Adsorption Characteristics of Bixin on Acid- and Alkali-Treated Kaolinite in Aprotic Solvents
| Element | wt. % | KN | KA | KB |
| O | 56.9 | 59.0 | 56.4 | Na | 0.42 | 0.37 | 0.33 | Mg | 0.15 | 0.06 | 0.37 | Al | 18.4 | 17.9 | 18.1 | Si | 23.1 | 21.3 | 22.7 | K | 0.79 | 0.55 | 0.93 | Fe | 0.22 | 0.34 | 0.33 | Si/Al | 1.26 | 1.19 | 1.25 |
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