Figure 7
From: The Intrinsic Enzyme Activities of the Classic Polyoxometalates

The steady-state kinetic assay and catalytic mechanism of peroxidase-like enzymes. (a,b) K10P2W18Fe4(H2O)2O68, (c,d) H3PW12O40, (a,e) Na8H[α-PW9O34], (b,f) Na10[α-SiW9O34], (c,g) Na10[α-GeW9O34] and (d,h) Na10H2W12O42.