MPS (C3H7O3S2Na)
3-mercapto-1-propane sulfonic acid, sodium salt
CAS No. 17636-10-1
Appearance: White powder
Assay: ?90%
Application: As brightener in acidic Copper baths to improve the deposition of copper coatings for decorative and functional purposes. The use of MPS together with polyethers and non-ionic surfactants results in brilliant and ductile coatings. An additional combination with polymeric amines, dyestuffs and other thio compounds is possible as well.
