Cobalt(II) chloride hexahydrate, min. 98 %, extra pure, Molar mass (M) 237,93 g/mol, Density (D) 1,92 g/cm³, Boiling point (bp) 1049 °C, CAS No. [7791-13-1], UN-Nr. 3077, EG-Nr. 616-574-6, Empirical formula CoCl2 · 6 H2O