CAS 25443-63-4 appears in our catalog under these names: Potassium chloride ruthenate, 95%, Potassium hexachlororuthenate(III), Premion|r, 99.99% (metal, Tripotassium hexachlororuthenate, 99.99%, 99.99%. Offered by: Combi-blocks, Thermo Scientific (Alfa Aesar), Chemat. Available pack sizes: 1g, 5g, 50mg, 250mg.