CAS 13586-38-4 appears in our catalog under these names: Ammonium cobalt(ii) sulfate hexahydrate, 98%, Ammonium Cobalt(II) Sulfate Hexahydrate, Ammonium cobalt(II) sulfate hexahydrate, 98% , Ammonium cobalt(II) sulfate hexahydrate, 99% , AMMONIUM COBALT(II) SULFATE HEXAHYDRATE&. Offered by: Combi-blocks, GLPBio, Thermo Scientific (Alfa Aesar), Sigma-Aldrich. Available pack sizes: 1g, 100g, 500g, 25g, 5g.