Summary: Alfa Chemistry offers an extensive catalog of building blocks, reagents, catalysts, reference materials, and research chemicals in a wide range of applications. We supply tetrasodium [mu-[[7,7'-(carbonyldiimino)bis[4-hydroxy-3-[(2-hydroxy-5-sulphophenyl)azo]naphthalene-2-sulphonato]](8-)]]dicuprate(4-) (CAS:15418-16-3). More information please visit the website: https://www.alfa-chemistry.com/tetrasodium-mu-7-7-carbonyldiimino-bis-4-hydroxy-3-2-hydroxy-5-sulphophenyl-azo-naphthalene-2-sulphonato-cas-15418-16-3-item-73468.htm