Looking to buy
Rhodium powder, rhodium sulfate or rhodium chloride,
Iridium powder, iridium dioxide, or iridium chloride
Platinum ii chloride , iv chloride or chloroplatinic acid
Ruthenium dioxide or ruthenium chloride or sodium/ potassium ruthenate,
Sodium/potassium osmate
Rhodium powder, rhodium sulfate or rhodium chloride,
Iridium powder, iridium dioxide, or iridium chloride
Platinum ii chloride , iv chloride or chloroplatinic acid
Ruthenium dioxide or ruthenium chloride or sodium/ potassium ruthenate,
Sodium/potassium osmate