• Fengfan CAS 18880-36-9 DPS Copper electroplating additive N N-Dimethyl-dithiocarbumyl Propyl Sulfonate
  • Fengfan CAS 18880-36-9 DPS Copper electroplating additive N N-Dimethyl-dithiocarbumyl Propyl Sulfonate

Fengfan CAS 18880-36-9 DPS Copper electroplating additive N N-Dimethyl-dithiocarbumyl Propyl Sulfonate

No.DPS
Chemical Name:  N,N-Dimethyl-dithiocarbumyl Propyl Sulfonate

Molecular Formula:  C6H12NNaO3S3

CAS NO.:  18880-36-9

Molecular weight:  265.4

Assay(%):  ≥90
  • Fengfan CAS 18880-36-9 DPS Copper electroplating additive N N-Dimethyl-dithiocarbumyl Propyl Sulfonate
Description

Characteristic

Appearance White crystal
Assay(%) ≥90
Solubility(20°C) 22%
Melting point 252-263°C
Concentration in the bath 10-100mg/L
pH 2.5-6.0 (22% water solution)

Application
DPS is used as top brightener in acid copper baths for decorative and electronic parts. DPS can be combined with polyethylene glycols, non ionic surfactants, aminic polymers and other sulphur compounds. A combination with dye stuffs is also possible. Copper layers which are deposited with DPS are bright and ductile.

Packing
25kg/iron drum, stored in cool and dry place.
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