
Culture medium with pH indicator for G. stearothermophilus, B. subtilis, B. atrophaeus and B. pumilus
MC1020-2
See moreBiological Indicators
The Bionova® BT31 Biological Indicator is designed for the control of Dry Heat sterilization processes.


Product type
BT31 Spore ampoule for Dry Heat sterilization processes
Main application
Monitoring dry heat sterilization processes. Compatible with extremely high temperatures generated during depyrogenation cycles and sterilization processes in ovens and dry heat tunnels.
Key benefit
Reliable detection of sterilization efficacy with 72-hour final readout in culture medium
Technology or differentiator
Bacillus atrophaeus spores (1.0–4.9 × 10⁶ CFU/ampoule)
Compatibility / usage environment
Incubated at 37 ℃ in Bionova® IC10/20 with MC1020-2 culture medium. Designed for healthcare and industrial use