13859-66-0 14167-09-0 Dipotassium hydroxytetrakis(nitrito-N)nitrosylruthenate Dipotassium hydroxytetrakis(nitrito-N)nitrosylruthenate(2-) EINECS 238-010-4 Ruthenate(2-), hydroxytetrakis(nitrito-N)nitrosyl-, dipotassium