Research Article
Adsorption Characteristics of Bixin on Acid- and Alkali-Treated Kaolinite in Aprotic Solvents
Figure 3
Absorption spectra of bixin in acetone (a) and dimethyl carbonate (b) before adsorption (I) and supernatant solution of bixin after adsorption on KN (III), KA (II), and KB (IV).
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(b) |