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In the vast world of surfactants, two names frequently appear on product labels: Sodium Lauryl Sulfate (SLS) and Sodium Lauryl Ether Sulfate (SLES). While often confused due to their similar names, these compounds possess distinct chemical profiles and performance characteristics. NINGBO INNO PHARMCHEM CO.,LTD. provides clarity on these vital ingredients, helping formulators choose the best option for their products.
SLS, the parent compound, is a strong surfactant known for its excellent cleaning and foaming abilities. However, it is also more prone to causing skin and eye irritation, particularly with prolonged contact or in higher concentrations. This can lead to dryness, redness, and discomfort for sensitive individuals. The chemical process to create SLES involves ethoxylation, where ethylene oxide is added to SLS. This modification results in a molecule that retains the cleaning power but significantly reduces its irritant potential.
SLES is therefore considered a milder alternative to SLS. It maintains the desirable foaming and detergency properties while being gentler on the skin and mucous membranes. This makes SLES a preferred choice for a wide range of personal care products, including shampoos, body washes, and facial cleansers, where gentle yet effective cleansing is essential. Its improved solubility and thickening capabilities also add to its formulation advantages, allowing for more stable and aesthetically pleasing products.
The production of SLES also has implications for its safety profile. While SLS can sometimes be contaminated with 1,4-dioxane during its synthesis, a by-product considered a potential carcinogen, the ethoxylation process in SLES production is designed to mitigate such concerns, although monitoring is still advised. Regulatory bodies and industry experts generally deem SLES safe for use in cosmetic and personal care products at recommended concentrations.
NINGBO INNO PHARMCHEM CO.,LTD. supplies both SLS and SLES, understanding the specific needs of different applications. For products requiring potent cleaning with less emphasis on skin mildness, SLS can be suitable. However, for most personal care and cosmetic applications where consumer comfort and safety are paramount, SLES is the superior choice. Its balance of performance, mildness, and cost-effectiveness makes it an indispensable ingredient for manufacturers aiming to create high-quality, consumer-friendly products.
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.
