ADACX EO sterilization indicator label is designed to identify materials which have been sterilized (e.g. bags, packages, bottles) by ethylene oxide. EO indicator label is presented in roll with 1000 pieces. The EO sterilization indicator label color changes from violet to orange in ethylene oxide process. The EO sterilization indicator label belongs to ISO11140-1CLASS 1.The EO sterilization indicator label could be used in any EO sterilizers. The color change could be established according to customer requirements.