Kemsurf SBE25 is the sodium salt derived from a biodegradable dodecylbenzene sulphonic acid, created through SO3 sulphonation to ensure a product with excellent color and low inorganic content. Serving multiple purposes, Kemsurf SBE25 acts as a detergent, emulsifier, wetting agent, and emulsifier in emulsion polymerization processes. Renowned for its compatibility with other anionic and nonionic surfactants, this product maintains stability, detergency, foaming power, and soil suspension across various conditions, including alkaline, mild acid, low electrolyte, and in hard or soft water environments.

Functions: Emulsifier, Surfactant, Surfactant (Anionic), Wetting Agent

Chemical Family: Linear Alkylbenzene Sulfonic Acid (LABSA)

Applicable Processes: Emulsion Polymerization, Styrene Butadiene Acrylonitrile Manufacturing, Styrene Butadiene Manufacturing, Styrene Polymerization, Vinyl Acetate Manufacturing, Vinyl Chloride Manufacturing, Vinyldiene Copolymer Manufacturing

Technical Data Sheet

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Enhanced TDS

Identification & Functionality

Applications & Uses


Kemsurf SBE25 is an emulsifier for emulsion polymerization for systems such as:

  • Vinyl Acetate - Acrylic
  • Vinyl Chloride plus Copolymers
  • Vinyldiene plus Copolymers
  • Styrene
  • Styrene - Butadiene
  • Styrene - Butadiene - Acrylonitrile


Physical Form
Clear viscous yellow liquid free from foreign matter (at 25°C)
Soluble in
Typical Properties
ValueUnitsTest Method / Conditions
Flash Pointmin. 100°CClosed Cup
Pour Pointmax. 10°C-
Specific Gravity (at 25°C)1.044--
Surface Tension (at 0.1% aqueous)34.45mN/m-
Viscosity (at 25°C )1838cP-
ValueUnitsTest Method / Conditions
pH (5% aqueous)6.5 - 8.5--
S-Adenosyl Methionine Content (Eq. Wt. 337)24.0 - 26.0%-

Regulatory & Compliance

Certifications & Compliance

Packaging & Availability

Regional Availability
  • Canada
  • Mexico
  • USA
Packaging Information

Kemsurf SBE25 can be supplied in bulk road tankers, IBC’s and 200kg nett drums.

Storage & Handling

Storage Conditions
  • Stainless steel, polyethylene or glass lined equipment is necessary for the storage of Kemsurf SBE25 in order to prevent corrosion and subsequent contamination.
  • Kemsurf SBE acid can separate on standing and at low temperatures.
  • May require agitation and warming prior to use.