Bis-(sodium sulfopropyl)-disulfide / SPS CAS 27206-35-5

Chemical Name: Bis-(sodium sulfopropyl)-disulfide

Synonym: 3,3′-Dithiobis-1-propanesulfonic acid, disodium salt; SPS

CAS No.: 27206-35-5

MF: C6H12O6S4Na2   MW: 354.4

Molecular structure:

 

Description

Bis-(sodium sulfopropyl)-disulfide / SPS CAS 27206-35-5

SPS is a top layer brightener for acid copper plating. SPS is used as a top layer brightener in decorative and electroplating applications.SPS can be used in combination with polyvinyl alcohols, non-ionic surfactants, amine polymers and other sulphur containing compounds.

 

Standard

Item Specification
Appearance White to light yellow power
Solubility(10% aqueous solution): Transparent & clear
Purity(HPLC) ≥99.0%; ≥95.0%
Moisture ≤1.0%

 

Application:

SPS is used in the production of electrolytic copper foils to produce high-quality low-profile copper foils. Low-profile electrolytic copper foils are widely used in the manufacture of electronic materials and in lithium-ion batteries.

 

Package:25kgs/Drum; 50kgs/Drum

 

Storage:

Protected from moisture and rain.

Avoid package broken during transportation.

Store in a dry and ventilated warehouse.

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