Collection: Chemical Indicators

Chemical Indicators for Sterilization Monitoring

Chemical indicators (CIs) provide a visible response to specified sterilization conditions, helping healthcare, dental, laboratory, and sterile processing professionals monitor sterilization cycles.Explore chemical indicators for steam, ethylene oxide (EtO), dry heat, and hydrogen peroxide sterilization, including indicator strips, sterilization tape, and integrating indicators from 3M, Terragene/Bionova, and other leading brands.Use chemical indicators alongside biological indicators and process challenge devices as part of a comprehensive sterilization monitoring program.

The 6 Classes of Chemical Indicators (ISO 11140-1)

CLASS 01

Process Indicators

Distinguish processed from unprocessed packages. Examples include sterilization indicator tape, labels, and Steri-Dots.

CLASS 02

Specific-Test Indicators

Used for specific performance tests, including Bowie-Dick tests that assess air removal and steam penetration in applicable pre-vacuum steam sterilizers.

CLASS 03

Single-Variable Indicators

Respond to one specified critical sterilization variable, such as temperature.

CLASS 04

Multi-Variable Indicators

Respond to two or more specified critical variables. Commonly used inside sterilization packs and trays.

CLASS 05

Integrating Indicators

Respond to all critical variables of a specified sterilization process, providing an interpretable endpoint for cycle monitoring.

CLASS 06

Emulating Indicators

Designed to respond to all critical variables of a specific sterilization cycle. Match the indicator to its intended cycle.

Choosing the Right Chemical Indicator

Select chemical indicators based on your sterilization method, cycle parameters, instrument packaging, and monitoring requirements. Chemical indicators do not independently confirm sterility.Need assistance? Contact Duraline Systems for help selecting compatible sterilization monitoring products.