Sodium Dodecylbenzenesulphonate (SDBS) is a remarkable chemical compound whose effectiveness stems from its fundamental properties as an anionic surfactant. As a premier anionic surfactant supplier, we believe understanding the science behind SDBS is key to appreciating its widespread applications. This article explores the molecular structure and properties that make SDBS such a versatile ingredient.

At its core, SDBS is an organic salt with the chemical formula C18H29NaO3S. Its defining characteristic is its amphiphilic nature – it possesses both a hydrophobic (water-repelling) part, the long dodecyl chain, and a hydrophilic (water-attracting) part, the sulfonate group. This dual nature allows SDBS molecules to orient themselves at interfaces, such as between oil and water, significantly reducing surface tension.

This ability to lower surface tension is the foundation of SDBS's surfactant functions: wetting, dispersion, emulsification, and detergency. In cleaning products, it helps water penetrate fabrics and lift away oily grime. In formulations, it stabilizes mixtures of liquids that would otherwise separate, like oil and water in lotions or paints.

The 'anionic' classification means that in water, the sulfonate head group dissociates, leaving a negatively charged species. This anionic charge influences its interactions with other molecules and surfaces, contributing to its effectiveness in applications like detergency and its role in techniques like SDS-PAGE (Sodium Dodecyl Sulfate-Polyacrylamide Gel Electrophoresis), where it denatures proteins.

For manufacturers looking to buy sodium dodecylbenzenesulphonate powder, sourcing from a reputable sodium dodecylbenzenesulphonate manufacturer China like NINGBO INNO PHARMCHEM CO.,LTD. ensures you receive a product with consistent purity and performance. Understanding the science helps in effective formulation. We invite you to explore our SDBS surfactant price and learn how our commitment to quality as a trusted CAS 25155-30-0 uses in detergents and beyond can benefit your business.