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

Solvay Rhodasurf L-4 STD Nonionic Surfactant

Solvay Rhodasurf L-4 STD is a nonionic surfactant from the Rhodasurf series, featuring low-foaming ethoxylated linear alcohol chemistry. It delivers excellent wetting, emulsification, and detergency in industrial cleaners, agrochemicals, and textile auxiliaries. Designed for cold-water performance and biodegradability, it complies with global regulatory standards while offering stable formulation compatibility across pH ranges.
  • solvay rhodasurf l 4 std nonionic surfactant_c311eca5
  • solvay rhodasurf l 4 std nonionic surfactant_c311eca5

Features Of Solvay Rhodasurf L-4 STD Nonionic Surfactant

  1. Highly effective low-foaming wetting and dispersing agent for aqueous systems.

  2. Excellent compatibility with anionic, cationic, and other nonionic surfactants.

  3. Stable across a broad pH range (pH 3–12) and tolerant to moderate levels of electrolytes.

  4. Biodegradable formulation aligned with OECD 301 standards for environmental safety.

  5. Low odor and non-irritating profile, supporting safer handling in industrial environments.

Typical Applications Of Solvay Rhodasurf L-4 STD Nonionic Surfactant

  1. Industrial cleaning formulations, including metal degreasers and CIP (clean-in-place) solutions.

  2. Agrochemical adjuvants for improving spray droplet spreading and active ingredient uptake.

  3. Textile auxiliaries for scouring, dye leveling, and emulsification of silicone softeners.

  4. Paints and coatings as a wetting agent for pigments and fillers in waterborne systems.

  5. Homecare hard-surface cleaners requiring rapid surface penetration and soil removal.

Specifications Of Solvay Rhodasurf L-4 STD Nonionic Surfactant

Chemical TypeAlkylphenol ethoxylate (APEO-free), nonionic surfactant
Product FormLiquid
AppearancePale yellow to amber viscous liquid
pH (1% aqueous solution)5.5 – 7.0
Active Content (w/w %)98.0 – 100.0%
Cloud Point (1% aqueous solution)65 – 75 °C
Solubility in WaterComplete miscibility at room temperature
Primary ApplicationsWetting, dispersing, emulsifying, and solubilizing


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