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Sodium Lauryl Sulphate (SLS) | CAS Number: 151-21-3

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Home / Product/ Sodium Lauryl Sulphate (SLS)

SLS is a surfactant used in cleaning and foaming to reduce surface tension between substances. It's common in home cleaners, cosmetics, and self-care items. SLES shares a similar chemical formula but is less harsh and irritable.

Packaging Type

hdpe drum

Sodium Lauryl Sulphate (SLS) TDS

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Sodium Lauryl Sulphate (SLS) MSDS

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MS Data Sheet

Chemical Name

Sodium Lauryl Sulphate (SLS)

Industry

Home Care and Industrial Cleaning

Application of Sodium Lauryl Sulphate (SLS)

  1. Surfactant: Sodium Lauryl Sulfate (SLS) acts as a surfactant, lowering the surface tension of liquids and enhancing their ability to mix with oils and dirt, commonly used in personal care products like shampoos and toothpaste.
  2. Foaming Agent: It generates rich lather in various cleansing products, aiding in the removal of impurities from the skin and hair.
  3. Emulsifier: SLS assists in blending oil and water-based ingredients in cosmetics and cleaning products, ensuring stable formulations.
  4. Detergent Ingredient: Widely employed in household cleaners and dishwashing liquids for its effective grease-cutting and soil-removing properties.
  5. Viscosity Modifier: SLS can adjust the thickness or flow properties of formulations, contributing to the desired texture in products such as creams and lotions.

Specifications of Sodium Lauryl Sulphate (SLS)

SYNONYMS

monolauryl sulfate, sodium dodecyl sulfate, sodium monolauryl sulfate, sodium dodecane sulfate, lauryl alcohol, hydrogen sulfate - sodium salt, n-lauryl sulfate sodium

MOLECULAR WEIGHT

288.38g/mol

CAS NUMBER

151-21-3

CHEMICAL FORMULA

CH3(CH2)11(OCH2CH2)nOSO3Na

HS CODE

34021190

DENSITY

Not Specified

MELTING POINT

206 °C

BOILING POINT

> 100 °C

VISCOSITY

Not Specified

SHELF LIFE

3 Years

TYPICAL PROPERTIES

Not Specified

About Sodium Lauryl Sulphate (SLS)

Elchemy is committed to supplying high-quality, sustainable chemical solutions across a wide range of industries, including personal care, household, and industrial sectors. Among our extensive range of chemical products, Sodium Lauryl Sulphate (SLS) stands out as one of the most widely used surfactants due to its exceptional cleaning, foaming, and emulsifying properties.


Sodium Lauryl Sulphate (SLS) is a robust detergent and surfactant that is frequently incorporated into personal care products like shampoos, body washes, and facial cleansers, as well as household cleaning agents and industrial cleaners. Its ability to break down grease and oils makes it highly effective in removing dirt and residues from skin, hair, and various surfaces. One of its notable characteristics is the formation of a rich and stable foam, enhancing the user experience by delivering a deep, thorough cleanse.


As a surfactant, SLS reduces the surface tension between ingredients, helping water and oil-based substances mix easily. This makes it a crucial emulsifier in formulations, ensuring that products remain stable and uniform in texture. The emulsification properties also play a critical role in dissolving oils and dirt, ensuring effective cleansing across a wide range of applications.


Although Sodium Lauryl Sulphate is a strong cleaning agent, its formulation can be adjusted to minimize potential irritation, making it suitable for use in everyday personal care products. By carefully balancing additives, its degreasing power can be softened, reducing harshness on the skin while still maintaining its cleaning efficiency.


Another significant advantage of Sodium Lauryl Sulphate is its excellent biodegradability. As environmental concerns grow, the demand for sustainable ingredients increases, and SLS fits the bill due to its ability to break down naturally. This reduces its environmental impact, making it a responsible choice for manufacturers who prioritize eco-friendly formulations within the chemical industry.


Whether you're developing personal care products, household cleaners, or industrial applications, Sodium Lauryl Sulphate offers versatility, performance, and reliability. Partnering with Elchemy ensures that you receive high-quality SLS tailored to meet your specific product needs.


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Features of Sodium Lauryl Sulphate (SLS)

  • Strong Cleaning Power: Removes dirt, grease, and impurities from skin, hair, and surfaces.

  • Rich Foam Production: Produces long-lasting foam, making it ideal for shampoos, body washes, and other cleansers.

  • Emulsifying Agent: Helps blend oil and water components, improving texture and stability in products.

  • Adjustable Irritation Levels: Can be modified with additives to reduce skin irritation, making it suitable for various skin types.

  • Biodegradable: Breaks down naturally, reducing environmental impact.

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Sodium Lauryl Sulphate (SLS) FAQs

Is Sodium Lauryl Sulfate (SLS) natural?

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Is Sodium Lauryl Sulfate (SLS) safe for skin?

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Can Sodium Lauryl Sulfate (SLS) be used on hair?

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Can Sodium Lauryl Sulfate (SLS) cause hair loss?

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Is Sodium Lauryl Sulfate (SLS) environmentally friendly?

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