. 2020 Jan 27;5(5):2419–2427. doi: 10.1021/acsomega.9b03958

Table 1. Comparison of Merits Obtained with the Developed Biosensor Testing Different Substrates for the H₂O₂ Determination.

	calibration graph equations y = a + bx		precision, % RSD (n = 3)^b
substrate	linear range (μM)	sensibility	R²	intraday	interday	LOD (μM)
H₂O₂	0.06–10	1200 ± 9	0.999	5.3	5.9	0.02
H₂O₂^a	0.08–10	158 ± 3	0.999	1.7	2.9	0.03
Na₂CO₃·2H₂O₂	0.06–10	1186 ± 19	0.999	2.1	3.1	0.02

Culture medium.

Precision 10 μM H₂O₂.

Table 1. Comparison of Merits Obtained with the Developed Biosensor Testing Different Substrates for the H2O2 Determination.