Colorimetric quantification of chromium (VI) ions based on oxidoreductase-like activity of Fe3O4

References

ref title DOI material type comment
3708 521 Colorimetric quantification of chromium (VI) ions based on oxidoreductase-like activity of Fe3O4 https://doi.org/10.1016/j.snb.2020.128726 Metal oxide Fe3O4

Materials

ref material size size err size unit size type size comment BET b nanozyme b 10n b unit specific act sa 10n sa unit comment
7751 521 Fe3O4 XRD The XRD patterns comprising of seven diffraction peaks centered at 2θ angles of 30.6°, 35.98°, 43.74°, 54.04°, 57.54°, 63.22°, and 74.89°
7750 521 Fe3O4 TEM

Kinetics

ref material enzyme type substrate pH T km km err km 10n km unit vmax vmax err vmax 10n vmax unit kcat kcat err kcat 10n kcat unit kcat/km kcat/km 10n kcat/km unit comment
6384 521 Fe3O4 OXD Ce6+ 4.0 RT 0.114 mM 521 521

Applications

ref material application target method linear range linear ran unit LOD lod unit recovery comment
5463 521 Fe3O4 Determination of Cr6+ Cr6+ Color 0−500 μM 0.03465 μM 92.43%-110.66%