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. 2020 Jun 5;8:463. doi: 10.3389/fchem.2020.00463

Figure 6.

Figure 6

Absorbance evolution at 650 nm as a function over time for TMB oxidation in the presence of H2O2 catalyzed by APMSNs and Ags-APMSNs. The concentration of TMB was 0.4 mM, the concentration of H2O2 was 100 mM and the concentration of APMSNs or Ags-APMSNs was 0.025 nM.