Type : ruthenium dye Chemical Name : cis-diisothiocyanato-(2,2’-bipyridyl-4,4’-dicarboxylic acid)-(2,2’-bipyridyl-4,4’-dinonyl) ruthenium(II) Molecular Formula : C42H52O4N6S2Ru Formula Weight : 903 g/mol (incl. 2 cryst. H2O) CAS Number : 502693-09-6 Aspect : dark red powder