Sodium pareth sulfate
Description
Sodium pareth sulfate (CAS 68585-34-2), commonly known as SLES, is an ethoxylated anionic surfactant derived from fatty alcohol sulfation. It delivers strong detergency, foam generation, and emulsification across personal care and industrial cleaning formulations.
Sodium lauryl ether sulfate is a recognized trade-equivalent term buyers frequently use when sourcing this material. In personal care, SLES functions as the primary cleansing and foaming agent in shampoos and body washes.
Its mildness relative to non-ethoxylated sulfates suits rinse-off formulations like liquid hand soaps. Home care formulators incorporate it into dishwashing liquids and hard-surface cleaners to boost grease removal.
The material provides excellent foam stability at varying water hardness levels. Industrial and institutional cleaning products rely on SLES for its compatibility with other anionic and nonionic surfactants in concentrated systems.
In textile processing, it supports scouring and wetting operations where consistent emulsification of oils and sizing agents is required. Sodium pareth sulfate is supplied as an aqueous liquid, typically at 70% active content.
Diluted concentrations such as 28% are also available for direct formulation use. Standard grades include cosmetic/personal care grade meeting relevant purity benchmarks for the industry.
Technical grade options are available for industrial cleaning and textile applications. Drum, IBC, and bulk tanker packaging are common supply formats for global distribution.
Physical Properties
| Color | Colourless to Off-White |
| Form | Gel |
Documentation
Other Names
(C10-C16) alcohol ethoxylate sulfated sodium salt|Poly(oxy-1,2-ethanediyl), α-sulfo-ω-hydroxy-, C10-16-alkyl ethers, sodium salts|Sodium lauryl ether sulfate|SLES
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