Custom Manufacturing, Project Outsourcing, your Trusted Partner from China
At NINGBO INNO PHARMCHEM CO.,LTD., we often receive inquiries about the differences between Sodium Lauryl Ether Sulfate (SLES) and Sodium Lauryl Sulfate (SLS). Both are anionic surfactants widely used in cleaning and personal care products, but their chemical modifications lead to distinct performance characteristics, with SLES often being the preferred choice for modern formulations.
The primary difference lies in their manufacturing process. SLS is produced by sulfating lauryl alcohol. SLES, on the other hand, is derived from SLS through a process called ethoxylation, where ethylene oxide molecules are added to the lauryl alcohol chain before sulfation. This seemingly small chemical change has significant implications for the properties of the final product.
One of the most notable advantages of SLES over SLS is its improved mildness. The ethoxylation process reduces the irritating potential of the surfactant. While SLS can be a skin irritant for some individuals, SLES generally exhibits lower irritation, making it a better choice for products that come into prolonged contact with the skin, such as shampoos, body washes, and facial cleansers. This gentleness is a major driver for the SLES 70% applications in the personal care market.
In terms of performance, both surfactants offer excellent detergency, emulsification, and foaming. However, SLES often provides a richer, more stable lather, which consumers frequently associate with effective cleaning. Furthermore, SLES is less sensitive to hard water compared to SLS, meaning it maintains its performance better in areas with high mineral content in the water.
The biodegradability of SLES is also a significant factor. While both are generally biodegradable, SLES tends to break down more readily in the environment, aligning with the growing demand for sustainable chemical ingredients. For manufacturers aiming to buy SLES 70%, these advantages translate into products that are not only effective but also perceived as gentler and more environmentally responsible.
Ningbo INNO PHARMCHEM CO.,LTD. provides high-quality SLES 70% that embodies these superior characteristics. Understanding these differences is key for formulators looking to optimize their product performance, safety profile, and consumer appeal. The choice of SLES over SLS often reflects a commitment to superior product quality and a better user experience.
Manufacturing Facilities
Professional Export Experience
to Global Customers
1. 20 years of R&D, manufacturing and sales experience, serving customers in 60 countries and regions around the world;
2. Own R&D laboratory, pilot platform and large-scale production workshop, which can meet the audit requirements of global customers;
3. We can satisfy customers' perfect transition from small scale lab requirements (gram level) to commercialization requirements (hundred tons level).
A: We don't have Minimum Order Quantity, exact quantity should be provided before quotation for us to calculate the exact cost.
A: We don't provide free samples due to lots of request and expensive international courier's cost, we can deduct the sample charge after commercial order placed.
A: Our payment terms: Small or sample order: T/T IN ADVANCE. Commercial order: First order should be by T/T IN ADVANCE or L/C at sight, and following orders T/T 30~90days is acceptable subject to approval of credit application.
