Green Synthesis of S- and N-Codoped Carbon Nanospheres and Application as Adsorbent of Pb (II) from Aqueous Solution

<div>Effect of time equilibrium on the removal percentage of Pb (II).</div>

International Journal of Chemical Engineering

Figure 9: Green Synthesis of S- and N-Codoped Carbon Nanospheres and Application as Adsorbent of Pb (II) from Aqueous Solution 