An in-office biological indicator (BI) system providing clear, easy to interpret results to monitor the effectiveness of the sterilization process. Product is ideal for customers with multiple types of sterilizers as this product is also certified for use in Chemical Vapor, Dry Heat and EO Gas processes. Each box contains spore strips and culture media to be aseptically transferred for final BI test results after 7 days incubation. Calibrated dry block incubators are available at 60°C for Steam and Chemical Vapor, and 37°C for Dry Heat and EO Gas.