China and the United States are the leading exporters of Sodium dodecyl sulfate (CAS 151-21-3), collectively accounting for over 40% of global export value in 2023–2024, while India, Germany, and South Korea rank among the top importers. Import volumes in Southeast Asia and Latin America have risen steadily since 2022, coinciding with moderate upward pressure on Sodium dodecyl sulfate prices amid tightening supply chains and increased demand from detergent and pharmaceutical manufacturing.
Sodium dodecyl sulfate (SDS) is a white to off-white crystalline powder or granular solid with a faint, characteristic odor; it is non-volatile, water-soluble, and has a melting point of approximately 204–207 °C (with decomposition). It is an anionic surfactant and organic sulfate ester, classified as a synthetic detergent and amphiphilic molecule. SDS is widely used in industrial cleaning formulations, personal care products (e.g., shampoos, toothpastes), and laboratory applications—particularly in electrophoresis as a protein denaturant and charge provider. It serves as a key processing aid and emulsifier in pharmaceuticals, agrochemical formulations, textile auxiliaries, and polymer emulsion production.
Sodium dodecyl sulfate has excellent detergency, emulsification and foaming power, can be used as detergents and textile auxiliaries, and is also used as an anionic surfactant, toothpaste foaming agent, mine fire extinguishing agents, foaming agents for fire extinguishers, emulsion polymerization emulsifiers, emulsifying and dispersing agents for medical use, shampoo and other cosmetic products, wool detergent, detergent for silky class fine fabrics and flotation agent for metal beneficiation. GB 2760-96 stipulates as processing aids for food industry. It used as foaming agents; emulsifying agents; and anionic surfactants. It is used for cakes, drinks, proteins, fruits, fruit juice, and edible oil, and so on. It is used as surfactants, detergents, foaming agents, and wetting agents, and so on.It is used as relatively low-level ion-pairing reagents, and is cheaper than sodium heptanesulfonate and sodium pentanesulfonate when less demanding.It is used as raw material for modifying materials.It is used as additives in capillary electrophoresis analysis and is generally used as molar solution.It is also used in other analysis such as flow column analysis.
White crystalline flakes
This chemical is included in Fine Chemicals. See more about what is Sodium dodecyl sulfate and Sodium dodecyl sulfate SDS information.
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