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

Solvay Igepal CO 520 Nonylphenol Ethoxylate Nonionic Surfactant

Solvay Igepal CO-520 is a nonionic surfactant in the Igepal CO series, featuring nonylphenol ethoxylate chemistry with ~9 EO units. It delivers excellent wetting, emulsification, and detergency in industrial cleaners, agrochemicals, and coatings. Known for low foam, high stability, and broad pH tolerance, it’s widely used in hard-surface cleaning and formulation synergy.
  • solvay igepal co 520 nonylphenol ethoxylate nonionic surfactant_880efdc2
  • solvay igepal co 520 nonylphenol ethoxylate nonionic surfactant_880efdc2

Features Of Solvay Igepal CO 520 Nonylphenol Ethoxylate Nonionic Surfactant

  1. Excellent emulsifying and solubilizing performance across a broad pH range.

  2. High foaming capacity with good foam stability in aqueous systems.

  3. Superior wetting and spreading properties on hydrophobic surfaces.

  4. Effective grease and soil removal in industrial cleaning formulations.

  5. Compatible with electrolytes, acids, bases, and other nonionic or anionic surfactants.

Typical Applications Of Solvay Igepal CO 520 Nonylphenol Ethoxylate Nonionic Surfactant

  1. Industrial and institutional cleaners for metal parts and equipment.

  2. Agrochemical adjuvants for pesticide and herbicide formulations.

  3. Textile processing auxiliaries including scouring, dye leveling, and dispersing agents.

  4. Emulsion polymerization stabilizers in synthetic latex production.

  5. Paint and coating additives for pigment dispersion and gloss enhancement.

Specifications Of Solvay Igepal CO 520 Nonylphenol Ethoxylate Nonionic Surfactant

Chemical TypeNonylphenol ethoxylate (NP-9)
Product FormLiquid
AppearanceClear, pale yellow to amber viscous liquid
pH (1% aqueous solution)6.0–7.5
Cloud Point (°C, 1% solution)60–65
Active Content (% w/w)~100%
SolubilityFreely soluble in water and common organic solvents
HLB Value11.8–12.2


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