Potassium hexahydroxyplatinate(IV) CMI Part 6022 Potassium hexahydroxyplatinate(IV) CAS Number12285-90-4 Molecular Weight375.36 Molecular FormulaK2Pt(OH)6 Synonyms (1) Potassium platinum(IV) hydroxide Request A Quote For all quote requests, please email Sales@colonialmetals.com or call 410.398.7200