3-S-Isothiuronium Propyl Sulfonate (CAS 21668-81-5): Your Premier Electroplating Additive Supplier in China
Discover the superior performance of 3-S-Isothiuronium Propyl Sulfonate, a critical fine chemical additive for advanced electroplating applications. As a leading manufacturer and supplier in China, we provide high-purity UPS to enhance your metal finishing processes. Request a quote and sample today!
Get a Quote & SampleEnhance Your Metal Finishing with High-Purity 3-S-Isothiuronium Propyl Sulfonate

3-S-Isothiuronium Propyl Sulfonate
As a trusted manufacturer and supplier of electroplating intermediates from China, we offer 3-S-Isothiuronium Propyl Sulfonate (CAS 21668-81-5). This high-purity fine chemical is essential for achieving bright and ductile copper coatings in acidic copper plating baths, significantly improving your product's surface quality. We provide reliable sourcing and competitive pricing for your B2B needs.
- Achieve Superior Brightness and Ductility: Our 3-S-Isothiuronium Propyl Sulfonate, a key component in acid copper plating, ensures exceptional finish quality.
- Versatile Electroplating Applications: This additive is also effective in acidic silver and palladium plating processes, offering broad utility for our manufacturing partners.
- Guaranteed Purity and Quality: Sourced from reputable China factories, our product meets stringent quality standards, typically exceeding 99% purity.
- Reliable Supply Chain: Count on us as your dependable supplier for consistent availability and timely delivery of this essential electroplating intermediate.
Key Advantages of Partnering with Us for 3-S-Isothiuronium Propyl Sulfonate
Exceptional Plating Performance
Leverage our 3-S-Isothiuronium Propyl Sulfonate to achieve unparalleled brightness and ductility in your copper plating applications. This additive is a critical element for manufacturers seeking premium surface finishes.
Cost-Effective Procurement from China
As a leading supplier, we offer competitive pricing for 3-S-Isothiuronium Propyl Sulfonate. Benefit from our extensive network to buy high-quality electroplating chemicals directly from China, optimizing your procurement budget.
Guaranteed Quality and Consistency
We ensure that every batch of 3-S-Isothiuronium Propyl Sulfonate meets rigorous enterprise standards. Rely on us for consistent product quality, a crucial factor for B2B clients in the chemical industry.
Diverse Applications of 3-S-Isothiuronium Propyl Sulfonate
Acid Copper Plating
A primary application where 3-S-Isothiuronium Propyl Sulfonate, when combined with polyvinyl alcohol or non-ionic surfactants, produces bright and ductile copper deposits, ideal for automotive and electronic components.
Acid Silver Plating
Enhance the quality and appearance of silver coatings in acidic electroplating solutions with our high-purity UPS, ensuring excellent adhesion and finish.
Acid Palladium Plating
Improve the deposition characteristics of palladium in acidic plating baths, providing superior performance for specialized applications where precision and quality are paramount.
Electroless Plating Processes
This compound also serves as an activation accelerator, shortening incubation times in various electroless plating formulations, offering efficiency gains for manufacturers.