Butynediol Ethoxylate (BEO) CAS 1606-85-5: Your Premier Supplier for Nickel Electroplating Brighteners
Discover the critical role of Butynediol Ethoxylate (BEO) in achieving superior nickel electroplating. As a leading manufacturer and supplier in China, we provide high-purity BEO to enhance your plating baths with lasting brightness and exceptional leveling. Request a quote today for reliable supply!
Get a Quote & SampleEnhance Your Nickel Plating with High-Performance BEO

Butynediol Ethoxylate (BEO)
We are a trusted supplier of Butynediol Ethoxylate (BEO), a vital organic intermediate used extensively in the electroplating industry. As a key component in nickel electroplating formulations, BEO acts as a long-lasting brightener and weak leveling agent, crucial for achieving fine-grained and visually appealing coatings. Our commitment as a manufacturer in China ensures consistent quality and reliable supply. Purchase BEO for your electroplating needs and experience enhanced coating performance.
- Superior Brightening: Our BEO is a Class II brightener, offering excellent durable brightness in nickel electroplating, meeting the stringent demands of product formulators.
- Effective Leveling: Used at concentrations of 20-100 mg/L, BEO significantly improves the leveling performance of nickel plating baths, providing a smoother finish.
- Corrosion Resistance: BEO also functions as a corrosion inhibitor for metals in acidic media, adding an extra layer of protection to plated components.
- Reliable Supplier in China: As a dedicated manufacturer, we ensure high purity (≥99%) and stable supply of BEO, making us your go-to source for electroplating chemicals.
Key Advantages of Our Butynediol Ethoxylate
Exceptional Coating Refinement
Butynediol Ethoxylate (BEO) effectively refines the grain structure of nickel electroplated coatings, leading to a more uniform and aesthetically pleasing finish. This makes it an indispensable ingredient for manufacturers requiring high-quality surface treatments.
Broad Application Range
Beyond nickel plating, BEO serves as a corrosion inhibitor for metals in acidic media and finds use in other specialty chemical formulations. Its versatility makes it a valuable asset for R&D scientists and product formulators.
Cost-Effective Solution
We offer competitive pricing for high-purity BEO, ensuring that our clients can achieve superior plating results without compromising on cost-effectiveness. Partner with us for your bulk purchase and benefit from our manufacturing expertise.
Applications of BEO in Electroplating and Beyond
Nickel Electroplating Brightener
BEO is a top-tier brightener for nickel electroplating baths, often used with auxiliaries like saccharin and PME to achieve optimal results. Its efficacy at low concentrations makes it a preferred choice for formulators.
Leveling Agent
As a weak leveling agent, BEO helps to smooth out microscopic imperfections on the substrate, contributing to a more uniform and high-gloss finish in electroplated components.
Corrosion Inhibition
In acidic environments, BEO demonstrates significant corrosion inhibition properties for various metals, offering a dual benefit of aesthetic enhancement and protective functionality.
Specialty Chemical Formulations
Researchers and formulators can explore the use of BEO in other specialty chemical applications, leveraging its unique chemical structure for innovative solutions.