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In Rev. Sci. Intrum. 1995, 66 (1), 97-100, on page 98, the authors describe using a -1.1 V vs carbon (but I use vs Pt) in H2SO4 ( I use 50 mM) to electrochemically etch PtO2 off Pt. Hope this helps!

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13y ago
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6mo ago

Platinum oxide can be reduced to platinum by heating it in the presence of a reducing agent such as hydrogen or carbon monoxide. The reduction reaction dissociates the oxygen from the platinum, leaving behind pure platinum metal.

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Q: How do you reduce platinum oxide to platinum?
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