Product name

3,3'-Dithiobis-1-Propanesulfonic Acid Disodium Salt

Alias

3,3'-Dithiobis-1-Propanesulfonic Acid Disodium Salt Liquemin Liquoid; Sps; Bis-(Sodium Sulfopropyl)-Disulfode; Disodium 3,3'-Disulfanediyldipropane-1-Sulfonate; Benzene, 1-Methoxy-4-[(1e)-1-Propenyl]-, Sodium Salt; 1-Propanesulfonic Acid, 3,3'-Dithiobis-, Sodium Salt (1:2); 3,3'-Dithiobis(1-Propanesulfonic Acid), Disodium Salt;

CAS RN

27206-35-5

EINECS

248-324-3

Molecular formula

C₆H₁₄O₆S₄·2Na

Molecular weight

354.399

Uses

It is used as a brightener for acid copper plating to obtain decorative and functional coatings. It can be used in combination with typical copper plating formulations such as non-ionic surfactants, polyamines and other hydrogen sulfide compounds, and can also be used with dyes. If you combine DPS and EXP2887, you will get better results.