Product Introduce

Disodium Lauryl Sulfosuccinate is a type of surfactant. Surfactants are substances with unique chemical structures that are widely used in the cosmetics industry; although employed in small quantities, they play a significant role and are found in products such as facial cleansers, lotions, creams, shampoos, conditioners, and toothpaste. They serve a variety of functions in cosmetics, primarily including emulsification, cleansing, foaming, solubilization, sterilization, antistatic effects, and dispersion.

Chemical Name	Disodium Lauryl Sulfosuccinate
CAS No.	26838-05-1
Chemical Classification	Anionic Surfactant
Melting Point	221℃
Boiling Point	290℃
Stability	Stable under regular environment temperature and condition
Application	Mainly used in facial cleanser paste/paste detergent products and so on

Products Specifications

Test Item	Specification	Test Result
Appearance(25℃)	White powder solid	White powder solid
Odor	Odorless	Pass
Solid mass fraction	≥95.0%	98.7
pH(1% aqueous solution)	5.0~7.0	6.1
Active matter	≥80.0	86.8
Sodium Sulfite	≤0.5	0.02
Moisture content	≤5.0	0.5
200 mesh sieve(74 μm Passing rate of m particle size)	≥75.0	87.9
Conclusion	Pass

1. Produces a rich, fine foam that leaves no slimy residue and rinses off easily;

2. Offers strong cleansing power with low degreasing capability; it is a typical mild surfactant;

3. Compatible with other surfactants and helps reduce their potential for irritation;

4. Should be incorporated into formulations with a pH of 5.0–7.0; do not mix directly with raw materials having a pH > 7.

FAQ

Q: What Is Disodium Lauryl Sulfosuccinate Used For?

A: Disodium Lauryl Sulfosuccinate (DLS) is a mild anionic surfactant widely used in personal care and cleansing formulations. It provides effective cleansing, good foaming performance, and excellent compatibility with other ingredients. DLS is commonly used in shampoos, facial cleansers, body washes, and other gentle cleansing products.

Q: Is Disodium Lauryl Sulfosuccinate a Mild Surfactant?

A: Yes. Disodium Lauryl Sulfosuccinate is considered a mild anionic surfactant due to its gentle cleansing properties and good skin compatibility compared with some traditional sulfate surfactants. It is often selected for formulations designed for sensitive skin, baby care products, and sulfate-free cleansing systems.

Q: What Is the Difference Between Disodium Lauryl Sulfosuccinate and Sodium Lauryl Sulfate (SLS)?

A: Disodium Lauryl Sulfosuccinate and Sodium Lauryl Sulfate are both anionic surfactants, but they differ in chemical structure and formulation characteristics. DLS is generally considered a milder surfactant with lower irritation potential, making it suitable for gentle cleansing formulations, while SLS is known for stronger cleansing and foaming performance.

Q: Why Is Disodium Lauryl Sulfosuccinate Used in Shampoo and Facial Cleanser Formulations?

A: Disodium Lauryl Sulfosuccinate is widely used in shampoos and facial cleansers because it provides effective cleansing while maintaining a mild formulation profile. It helps remove dirt and oils, produces rich foam, and works well with other surfactants to create balanced cleansing systems.

Q: Can Disodium Lauryl Sulfosuccinate Be Used in Pharmaceutical and Other Applications?

A: Yes. Besides personal care applications, Disodium Lauryl Sulfosuccinate can also be used in certain pharmaceutical cleansing formulations and specialty cleaning products where mild surfactant properties are required. Its excellent compatibility and surfactant performance make it suitable for various formulation systems.

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