Triclosan is disinfectant with characteristics of good results, safety and antibacterial popularized in advanced countries. The solution can kill staphylococcus aureus, colibacillus and candida albicans and disinfect micrococcus pyogenes, enteric bacilli and fungus. Triclosan are with low toxicity and no stimulus for skin proved by toxicology inspections. 400mg/l solution of these products is no corrosivity for stainless steel, copper, aluminium and carbon steel.