Copper Foil Additives

CAS No.: 27206-35-5

Chemical nature

Chemical name	Bis-(Sodium Sulfopropyl)-Disulfide
Molecular formula	C₆H₁₂Na₂ O₆S₄
Molecular weight	354.4
CAS No.	27206-35-5

Properties

Physical form	White to yellowish powder
Concentration (%)	≥95.0 (oxidation-reduction method)
PH	2.0~6.0
Solubility(20℃)	38 % water solution is transparent and clear

Application
SPS-95 is used as a brightener and grain refiner in copper electroplating baths at a concentration of 10-50mg/L.

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