Animal disinfection and sterilization composition and preparation method thereof

The invention relates to the technical field of bactericides, in particular to a composition for animal disinfection and sterilization and a preparation method thereof. The disinfection and sterilization composition is prepared from the following raw materials in parts by weight: 0.3 to 1 part of polylysine, 0.05 to 0.3 part of natamycin, 0.5 to 2 parts of nisin, 0.3 to 1 part of phenyllactic acid, 0.05 to 0.15 part of biotin, 0.1 to 0.3 part of catechu extract, 0.0001 part of linalool and 90 to 100 parts of water. The animal disinfection and sterilization composition provided by the invention is a pure biological formula, can achieve the purpose of mildly and effectively inhibiting pathogenic microorganism infection, has a lasting effect, further ensures the safety to human and animals on the basis of ensuring the animal disinfection and sterilization/bacteriostasis effect, and completely eradicates the problem of environmental pollution. 本发明涉及杀菌剂技术领域，具体为一种用于动物消毒杀菌的组合物及其制备方法。所述消毒杀菌组合物，包含如下重量份数的原料：聚赖氨酸0.3-1份，