Offered Chemical Indicators for Steam and ETO are instrumental in inspection and monitoring of required parameters needed for successful sterilization process. These indicators are reliable options to comprehend whether sterilizing substance has penetrated into required surface or not. These chemical indicators are used as essential parts of sterilization procedure. So, it should be bear in mind that, these indicators alone can not confirm about sterilized form of specific product. Autoclave based mechanism and standard shelf life are some of the key aspects of these product.