Crosstex Traditional Self-Contained Biological Indicators (SCBIs) for monitoring steam sterilization consist of a durable polycarbonate vial with cap, a crushable glass ampoule with Trypticase® Soy Broth (TSB) modified with pH indicator, and a disc inoculated with Geobacillus stearothermophilus spores.
Reduced incubation time of 24 hours
Visually distinct positive results indicated by the media transitioning from Purple to Yellow
Chemical Indicator on label provides instant indication of exposure