Sodium Lauryl Sulfate Powder (SLS) Sodium Lauryl Sulfate Powder is a widely used surfactant often used as a foaming agent in many common products like Bath products, shampoos, foaming powders and mony industrial and commercial cleaners. SaveonCitric offers a highly Active, high quality SLS Powdered sodium lauryl sulfate. If you are formulating a product like a powdered or tablet cleanser, or blending liquid hard surface or carpet cleaners, try SLS Powder. Check the FIFRa list if you are formulating blends and looking for an accepted surfactant