Adsorption Ability for Toxic Chromium (VI) Ions in Aqueous Solution of Some Modified Oyster Shell Types

<div>Nitrogen adsorption-desorption isothermal linear plots of PYOS-PP, PYOS-PP-Na-800, and PYOS-PP-Na-800-EDTA samples.</div>

Bioinorganic Chemistry and Applications

Figure 7: Adsorption Ability for Toxic Chromium (VI) Ions in Aqueous Solution of Some Modified Oyster Shell Types 