Sodium dodecyl sulfate Soluble in water, slightly soluble in ethanol, almost insoluble in chloroform, ether and light petroleum. Acid, alkali and hard water stability. Applications It is a white or pale yellow slightly sticky material, commonly used in detergent and textile industry. An anionic surfactant. Soluble in water, with anionic, nonionic complex compatibility is good, with good emulsifying, foaming, penetration, detergency and dispersion properties, widely used in toothpaste, shampoo, hair cream, shampoo, detergent, liquid wash, cosmetics and plastic mold release, lubrication and pharmaceutical, paper, building materials, chemical and other industries.