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

Solvay Rhodacal BX-78 Sodium Dibutyl Naphthalene Sulfonate Anionic Surfactant

Solvay Rhodacal BX-78 is a high-performance anionic surfactant in the Rhodacal series, featuring sodium dibutyl naphthalene sulfonate as its active ingredient. It delivers exceptional wetting, dispersing, and emulsifying capabilities—ideal for agrochemicals, coatings, and industrial cleaners. Renowned for thermal stability, low foaming, and compatibility with electrolytes and other surfactants.
  • solvay rhodacal bx 78 sodium dibutyl naphthalene sulfonate anionic surfactant_979658b4
  • solvay rhodacal bx 78 sodium dibutyl naphthalene sulfonate anionic surfactant_979658b4

Features Of Solvay Rhodacal BX-78 Sodium Dibutyl Naphthalene Sulfonate Anionic Surfactant

  1. High solubilizing power in hydrocarbon media and aqueous systems.

  2. Excellent wetting and dispersing performance for pigments and fillers.

  3. Good thermal and electrolyte stability, supporting robust formulation performance.

  4. Low foaming characteristic, ideal for high-shear and industrial cleaning applications.

  5. Compatible with a broad range of anionic, nonionic, and cationic surfactants.

Typical Applications Of Solvay Rhodacal BX-78 Sodium Dibutyl Naphthalene Sulfonate Anionic Surfactant

  1. Emulsifiers in pesticide formulations (EC, SC, and SE concentrates).

  2. Dispersants in pigment grinding and inkjet ink systems.

  3. Wetting agents in agricultural adjuvants and tank-mix additives.

  4. Stabilizers in water-based metalworking fluids and cutting oils.

  5. Surfactant component in industrial cleaning compounds for heavy-duty degreasing.

Specifications Of Solvay Rhodacal BX-78 Sodium Dibutyl Naphthalene Sulfonate Anionic Surfactant

Chemical TypeSodium dibutyl naphthalene sulfonate
Product FormLiquid concentrate
AppearanceClear to slightly hazy amber liquid
pH (1% aqueous solution)6.5 – 8.0
Active Content (as-is)45 – 50 wt%
Density (20 °C)1.12 – 1.16 g/cm³
SolubilityMiscible with water and common organic solvents (e.g., alcohols, glycol ethers)
Storage StabilityStable for ≥24 months at 5–30 °C in sealed container


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