SLSa(Sodium Lauryl Sulfoacetate) for skincare formulations Sodium Lauryl Sulfoacetate OR Tanmu SLSa Fine powder is used to make bath salts and bath bubbles as it creates a foaming lather. Sodium Lauryl Sulfoacetate for sale ! SLSa is hydrophilic, which means it is attracted to water, which enables it to dissolve more readily in water, thus providing superior rinse ability. It …