Chinese name dodecyl dimethyl betaine Amphiprotic surfactant BS-12 Chemical formula C16H33NO2 The density is 1.03 Colorless or light yellow transparent liquid p H6.5-7.5 Chemical property This product is colorless or light yellow transparent liquid, relative density (20 â??) 1.03, cationic in acidic medium, anionic in alkaline medium. use 1, this product has excellent foaming properties, can make hair soft, suitable for the manufacture of non-irritating, hair conditioning shampoo. Good hard water resistance, used in the manufacture of hard water resistant detergent, can also be used as a fungicide, killing a variety of bacteria including tuberculosis. Used as fiber softener, metal surface processing aid, antistatic agent. 2, with washing soft, anti-static, dispersion, antibacterial and disinfection properties, can be prepared shampoo, children's detergent, etc. [1]