The safety and efficacy of disinfectant products can be assessed by a variety of factors. The following are some factors to consider: 1. The composition of the disinfectant has an important impact on its safety and effectiveness. Some disinfectant may contain toxic chemicals such as chloride-based, alcohol-based, and ammine, which may cause harm to the human body if not used properly. Therefore, when choosing a disinfectant, you should choose a product that is safe and does not contain toxic chemicals. 2. Range of application: Different disinfectant solutions are suitable for different disinfection objects and scenes. For example, disinfectant could be used to disinfect the kitchen, toilet, bathroom, etc., but it was not suitable for disinfecting the surface of clothes, furniture, electrical appliances, etc. Therefore, when choosing a disinfectant, you should choose a product that is suitable for your disinfection target and scene. Concentration: The concentration of the disinfectant also has an important impact on safety and effectiveness. A disinfectant with a high concentration may cause harm to the human body, while a disinfectant with a low concentration may not be effective in disinfection. Therefore, when choosing a disinfectant, you should choose a product that meets your disinfection needs. 4. Brand reputation: Brand reputation is also a factor to consider when choosing disinfectant. Some well-known brands added ingredients that had been proven by science to their disinfectant products and had been tested for many years to have high safety and effectiveness. Therefore, choosing a reputable disinfectant was more reliable and safer. In summary, choosing the safest and most effective disinfectant required consideration of factors such as composition, scope of application, concentration, brand reputation, and so on. It is recommended to choose a disinfectant that has been verified by science and has a brand reputation and use it correctly according to the instructions.