The 3M™ Comply™ Thermalog™ Steam Class 5 Chemical Integrator 2134MM is an ANSI/AAMI/ISO 11140-1:2005(R)2010 Class 5 Integrating Indicator that offers an accurate and easy-to-read method of monitoring whether the steam sterilization process conditions were met inside each pack. This Class 5 chemical integrator monitors time, temperature and steam and provides easy to read results. It can be used for pack control monitoring of all 121-135°C (250-275°F) steam sterilization cycles.