SLES 70%, which stands for Sodium Laureth Sulfate, is a premier-grade anionic surfactant characterized by its high active matter content of 70%. This concentration signifies a potent and efficient raw material, establishing it as a fundamental ingredient in a vast array of both personal care and household cleaning products worldwide. Its widespread adoption is driven by a superior combination of exceptional foaming capabilities, robust detergency, and a favorable safety profile.

Exceptional Hard Water Tolerance
A key technical advantage of SLES 70% is its outstanding performance in hard water conditions. Unlike some surfactants whose effectiveness is diminished by the presence of calcium and magnesium ions, SLES 70% maintains its foaming and cleaning power. This environmental adaptability makes it an exceptionally reliable choice for product formulations destined for markets with varying regional water qualities, ensuring consistent performance and consumer satisfaction regardless of local water hardness.
Enhanced Mildness and Regulatory Compliance
While being a highly effective cleanser, SLES 70% is notably milder on the skin than its close relative, SLS (Sodium Lauryl Sulfate). The incorporation of ethylene oxide chains during the ethoxylation process results in a larger molecular head group, reducing the potential for protein denaturation and thereby lowering irritation potential. This enhanced mildness profile allows it to be used in formulations intended for more frequent use or for individuals with sensitive skin. Furthermore, its use is fully compliant with stringent international regulations, including the European Union's Cosmetic Regulation (EC) No 1223/2009, ensuring its safety for cosmetic applications.
Diverse Application Spectrum
Beyond its primary role in personal care, the utility of SLES 70% extends into industrial and specialty cleaning sectors. Its powerful emulsifying properties make it highly effective in breaking down and dispersing oils and greases. Consequently, it is a valuable component in industrial degreasers, automotive cleaning products, and textile auxiliaries, where it helps in cleaning fabrics and preparing them for dyeing and finishing processes.
Commitment to Environmental Sustainability
In today's eco-conscious market, the environmental footprint of ingredients is paramount. SLES 70%, when used in standard formulations, demonstrates a strong commitment to sustainability by meeting the criteria for ready biodegradability as defined by the OECD 301B test method, achieving a biodegradation rate typically exceeding 90%. This indicates that it will break down efficiently in the environment after use, minimizing its long-term ecological impact.
In summary, SLES 70% represents a versatile, powerful, and responsibly manufactured surfactant that successfully balances high performance with consumer safety and environmental considerations, making it a continued ingredient of choice for innovative formulators across the globe.
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