Basic information:  

Benzalkonium Chloride colorless to light yellow liquid. 

The role of benzalkonium chloride in cosmetics is mainly disinfection and sterilization, which belongs to a low toxicity and broad spectrum skin mucosa fungicide. Benzalkonium chloride is a cationic surfactant, with a certain irritation, often used in the disinfection of skin mucosa, can also be used to treat vaginitis, skin eczema and other diseases caused by itching, redness and other symptoms.