Ruthenium trichloride 
 English name: Ruthenium (Ⅲ) Chloride Hydrate CAS: 14898-67-0 formula: RuCl3 · nH2O Molecular Weight: 207.43 
 Trait with a shiny crystal particles, the general was gray-brown or dark red, easily deliquescence, soluble in water, alcohol, decomposition in hot water. Specifications AR 
 Uses: used in medicine, pesticides, fragrances, polymers, liquid materials, intermediate products of hydrogenation catalysts