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. 2020 Mar 20;5(12):6800–6808. doi: 10.1021/acsomega.0c00147

Table 1. Kinetic Parameters of Pt50-PEI NPs and HRP.

catalyst substrate Km (mM) Vmax (10–8 Ms–1) reference
Pt50-PEI TMB 2.02 115 this work
Pt50-PEI H2O2 43.6 8.50 this work
HRP TMB 0.434 10.00 (6)
HRP H2O2 3.70 8.71 (6)
PtNPs/GO TMB 0.1864 10.20 (53)
PtNPs/GO H2O2 221.4 12.45 (53)