Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Solvay Soprophor BSU Tristyrylphenol Ethoxylate Nonionic Surfactant

Solvay Soprophor BSU is a nonionic surfactant based on tristyrylphenol ethoxylate, offering exceptional emulsification, wetting and solubilization in industrial formulations. Designed for high-temperature and low-foaming applications, it delivers superior stability in hard water and acidic conditions. Widely used in agrochemicals, metalworking fluids and cleaning concentrates, its balanced HLB ensures broad compatibility and performance efficiency across demanding processes.
  • solvay soprophor bsu tristyrylphenol ethoxylate nonionic surfactant_9999f904
  • solvay soprophor bsu tristyrylphenol ethoxylate nonionic surfactant_9999f904

Features Of Solvay Soprophor BSU Tristyrylphenol Ethoxylate Nonionic Surfactant

  1. Highly effective emulsifier and solubilizer for hydrophobic actives in aqueous systems.

  2. Excellent wetting and spreading performance on low-energy surfaces, including plastics and treated metals.

  3. Outstanding stability across a broad pH range (pH 2–13) and in hard water conditions.

  4. Low foaming profile suitable for high-shear industrial cleaning and formulation processes.

  5. Nonionic nature ensures compatibility with anionic, cationic, and amphoteric surfactants in complex blends.

Typical Applications Of Solvay Soprophor BSU Tristyrylphenol Ethoxylate Nonionic Surfactant

  1. Agrochemical formulations — emulsifiable concentrates (EC), suspension concentrates (SC), and adjuvant systems.

  2. Industrial and institutional (I&I) cleaners — heavy-duty degreasers and metalworking fluid additives.

  3. Pigment dispersion in coatings, inks, and construction chemicals.

  4. Oilfield chemicals — demulsifiers and pipeline drag-reducing additives.

  5. Textile auxiliaries — scouring agents and dye dispersants for synthetic fibers.

Specifications Of Solvay Soprophor BSU Tristyrylphenol Ethoxylate Nonionic Surfactant

Chemical TypeTristyrylphenol ethoxylate (nonionic surfactant)
Product FormLiquid
AppearancePale yellow to amber viscous liquid
Active Content (w/w %)~100%
HLB Value~12.5
Cloud Point (1% aqueous solution)~75 °C
Viscosity (at 25 °C)1,200–1,800 mPa·s
OdorCharacteristic mild odor


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