Crosstex SporView®10 Self-Contained Biological Indicators (SCBIs) for monitoring steam sterilization consist of a thermoplastic vial and a brown cap, a crushable glass ampoule with Trypticase® Soy Broth (TSB) modified with pH indicator, and a disc inoculated with Geobacillus stearothermophilus spores.
Trypticase® is a registered trademark owned by Becton, Dickinson and Company.