Indicator label, sterilization verification device component and method for judging sterilization effect

An indicator label of the present disclosure is used in a sterilization verification device, such as a biological indicator. The indicator label provided by the embodiments of the invention is used tobe bonded to the sterilization verification device, the indicator label is in a flexible sheet shape, and includes an opposite adhesive surface and information surface; the adhesive surface has adhesion, so that the indicator label can be bonded to the sterilization verification device through the adhesive surface; the information surface is provided with a chemical indication mark and readable indication information; the indication information is used to indicate the sterilization verification device where the indication label is located; the chemical indication mark can change in appearanceto indicate the sterilization effect of the sterilization verification device; at least a part of the indication label is a separation part, and the chemical indication mark and the indication information are located on the s