3-Mercaptopropane Sulfonic Acid Sodium Salt (3-MPS)

Identification

Synonyms: Sodium 3-mercaptopropanesulphonate; 3-MPS

De: Natrium-3-mercaptopropansulfonat

Es: 3-mercaptopropanosulfonato de sodio

Fr: 3-mercaptopropanesulfonate de sodium

CAS No.: 17636-10-1

EC No: 241-620-3

Molecular Weight: 178

Molecular Formula: C3H7O3S2.Na

Structural Formula:  

Application*

In the electroplating industry MPS serves as a brightening agent in acid copper baths to improve the deposition of copper coatings for decorative and functional purposes. The use of MPS together with polyethers and nonionic surfactants results in brilliant and ductile coatings. An additional combination with polymeric amines, dyestuffs and other thio-compounds in possible as well..

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