Triclosan, scientific name "dichlorophenoxy chlorophenol", chemical formula for C12H7Cl3O2, also known as "new triclosan", "triclosan", triclosan is normal white or gray white crystalline powder, slightly phenolic odor.Insoluble in water, soluble in lye and organic solvents.Triclosan is a broad-spectrum antibacterial agent, widely used in soap, toothpaste and other household chemicals.

Triclosan is widely used in efficient soap/sanitary toilet soap, lotion, body odor/foot aerosol, disinfection liquid soap, disinfectant wound disinfection spray, medical device, health cleansing milk/cream, air freshener and refrigerator deodorant, also for plastic anti-corrosion and health fabric finishing and processing, the higher the purity of the chemical widely used to treat tooth plough survival inflammation, periodontitis and curative effect such as oral cavity ulcer toothpaste and mouthwash, recommend the use of concentration of 0.05% to 0.3%.