Journal of Catalysts / 2013 / Article / Fig 1

Research Article

Microwave-Assisted Synthesis of Spirofused Heterocycles Using Decatungstodivanadogermanic Heteropoly Acid as a Novel and Reusable Heterogeneous Catalyst under Solvent-Free Conditions

Figure 1

Potentiometric titration curve of H6GeW10V2O40·22H2O.
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