High-Purity Sodium Lauryl Ether Sulfate (SLES) – Versatile Surfactant for Personal Care & Industrial Formulations

Sodium Lauryl Ether Sulfate (SLES) is a highly effective anionic surfactant widely used in personal care, household, and industrial cleaning formulations. Recognized for its excellent foaming, emulsifying, and cleansing properties, SLES is a key ingredient in shampoos, body washes, liquid soaps, dishwashing liquids, and various detergent products. It offers strong cleaning performance while maintaining good compatibility with other surfactants and formulation additives.

SLES is typically produced through the ethoxylation of lauryl alcohol followed by sulfation and neutralization. The result is a clear to pale yellow viscous liquid with outstanding solubility in water. It generates rich, stable foam even in hard water conditions, making it ideal for applications where effective soil removal and consumer-appealing foam are essential.

In the personal care industry, SLES is widely used in shampoos, facial cleansers, liquid hand soaps, and shower gels. Its mild cleansing action efficiently removes dirt, oil, and product buildup from hair and skin. When properly formulated with conditioning agents and co-surfactants, SLES-based products provide a balanced combination of cleansing and skin comfort.

In the home care and cleaning sector, SLES is a primary component in dishwashing liquids, surface cleaners, and laundry detergents. Its strong degreasing ability helps break down oils and stubborn residues while producing abundant foam for visible cleaning performance. It also enhances the solubility and dispersion of other ingredients within formulations.

Typical Technical Specifications (Industrial Grade):

• Active Matter Content: 68–70% (common commercial concentration)
• Appearance: Clear to light yellow viscous liquid
• pH (1% solution): 6.5–9.5
• Sodium Sulfate Content: ≤1.5%
• Unsulfated Matter: ≤3.5%
• Solubility: Completely soluble in water
• Odor: Mild characteristic odor

Key Benefits of Sodium Lauryl Ether Sulfate (SLES):

• Excellent foaming and foam stability
• Strong emulsifying and wetting properties
• Effective removal of oils and grease
• Good compatibility with other surfactants
• Stable across a wide pH range
• Suitable for both personal care and industrial applications
• Cost-effective and widely available

SLES is commonly supplied in high-active liquid form and can be diluted to desired concentrations during formulation. It blends well with amphoteric and nonionic surfactants to improve mildness and performance. For enhanced viscosity control in cosmetic applications, it can be thickened using salt or specific viscosity modifiers.

Proper storage in sealed containers, away from direct sunlight and extreme temperatures, helps maintain product stability and quality. As with all chemical raw materials, handling should follow standard industrial safety procedures.

Due to its versatility, performance efficiency, and formulation flexibility, Sodium Lauryl Ether Sulfate remains one of the most widely used surfactants globally. Its balanced combination of cleansing strength, foam quality, and compatibility makes it an essential ingredient in modern hygiene, cosmetic, and cleaning product manufacturing.

High-Purity Sodium Lauryl Ether Sulfate (SLES) – Versatile Surfactant for Personal Care & Industrial Formulations