Table 4.

Comparison of the kinetic parameters of different types of artificial peroxidases and natural enzyme toward H₂O₂ in solution.

Catalyst	Concentration	KMapp, mM	Vmax, μM·s−1	kcat, s−1	Reference
Fe3O4 NPs	11.4 × 10−13 M	154.0	0.098	8.58 × 104	[12]
HRP	2.5 × 10−11 M	3.7	0.087	3.48 × 103	[12]
CoFe2O4	20 μg·mL−1	8.89	0.019		[71]
CeO2-MMT	300 μg·mL−1	3.4	0.010		[88]
CeO2 NPs	300 μg·mL−1	3.18	0.009		[88]
H/WS2-NSs	3.2 μg·mL−1	0.926	0.028		[89]
CeO2 NPs	40 μg·mL−1	0.28	0.009		[90]
BNNS@CuS	30 μg·mL−1	25	0.125		[92]
Co3O4@CeO2	50 μg·mL−1	7.09	0.430		[93]
Fe3O4@Cu@Cu2O	50 μg·mL−1	2.3	0.119		[95]
H2TCPP-γ-Fe2O3	18.5 μg·mL−1	21.1	1.3 × 10−3		[96]
γ-Fe2O3 NPs	100 μg·mL−1	157.2	0.013		[97]
Fe3O4@C YSNs	20 μg·mL−1	0.035	0.033		[99]
CuO	100 μg·mL−1	440	0.161		[98]
Zn-CuO	100 μg·mL−1	71	0.003		[98]
H2TCPP-CeO2	40 μg·mL−1	0.25	0.013		[90]
Pt/CeO2 NPs	10 μg·mL−1	0.21	0.085		[91]
Pt NCs	1 × 10−4 M	3.07	0.182	1.8 × 10−5	[104]
Ru NPs	10 μg·mL−1	2.2	0.580		[105]
Pd NPs	5.06 × 10−12 M	4.4	0.065	1.3 × 104	[106]
Pd@Pt NPs	1.9 × 10−12 M	2.23	0.050	2.5 × 104	[106]
Pd@γ-Fe2O3	1.35 × 10−6 M	0.25	0.128	9.4 × 10−2	[108]
C60[C(COOH)2]2	2 × 10−5 M	~50	0.003	1.6 × 10−4	[109]
Fe2O3/Pt/CNTs	10 μg·mL−1	~0.1	6 × 10−5		[112]
GO-COOH	40 μg·mL−1	3.99	0.039		[115]
H-rGO-Au	0.5 μg·mL−1	3.1	0.121		[118]
IrO2/GO	2.4 μg·mL−1	5.19	~0.300		[119]
Cu-Ag/rGO	5 μg·mL−1	8.63	0.070		[120]
GO-Fe2O3	~1.25 × 10−1 M	305.0	0.101	8.1 × 10−7	[121]
MC	10 μg·mL−1	0.74	0.028		[122]
CNFs	5 μg·mL−1	3.0	0.390	7.8 × 10−2 mmole·g−1·s−1	[124]
CQDs	15 μg·mL−1	26.77	0.306		[125]
CQDs		0.49	0.026		[126]
GQDs/CuO	70 μg·mL−1	0.098	0.032		[127]
CF@CuAl-LDH	50 μg·mL−1	0.59	0.003		[129]
Fe3+-MCNs	25 μg·mL−1	161.0	0.007		[130]