The DT-BI24V is a self-contained biological indicator ideal for monitoring the effectiveness of steam sterilization. It contains Geobacillus stearothermophilus spores and a culture medium that changes from purple to yellow in the event of a process failure, with readings in up to 24 hours. Compatible with 121°C to 134°C cycles and vacuum systems, it offers fast and accurate results. Manufactured in accordance with ISO 11138-1, it is the reliable choice for hospitals and laboratories. Easy to use and store, it ensures strict sterilization control.