Biological Indicators
Rapid Self-contained Biological Indicator for Steam sterilization processes. Geobacillus stearothermophilus (ATCC® 7953) 10^6 spores per vial.


Product type
BT220 Self-contained biological indicator
Main application
Monitoring steam sterilization cycles (gravity and vacuum-assisted)
Key benefit
Rapid fluorescence readout in 3 hours, optional visual confirmation
Technology or differentiator
Geobacillus stearothermophilus ATCC® 7953 + color-change culture medium
Compatibility / usage environment
Designed for Bionova® Auto-Reader incubators; suitable for healthcare and industrial use