Biological Indicators
Self-contained Spore Ampoules for Industrial Steam sterilization of liquids. Geobacillus stearothermophilus 10^6 spores per ampoule.


Product type
BT22 Self-contained spore ampoules
Main application
Monitoring industrial steam sterilization of liquids (121–135 ℃)
Key benefit
Reliable 48-hour visual readout of sterilization efficacy
Technology or differentiator
Geobacillus stearothermophilus + color-change culture medium
Compatibility / usage environment
Designed for healthcare and industrial liquid sterilization; incubated at 60 ℃ in Bionova® IC10/20 incubators