Gammatex ®™ Chemical Sterilisation Indicators are manufactured in compliance with ISO 11140-1:2014 Gammatex ®™ Chemical Steri ... lisation Indicator Labels undergo a simple colour change when exposed to the required dosage level in each of the sterilisation processes. Gammatex ®™ can offer solutions for use in the following sterilisation processes; * Gamma/E-beam Radiation * Ethylene Oxide (ETO) * Steam/Autoclave They are used in the industry as qualitative process indicators for the sterilisation process. Processed labels can also be retained as part of a quality control validation record. We are members of the IIA Global International Irradiation Association and are UKAS ISO 9001:2015 accredited. read more