British Standards Institution

Source:: ISO
Committee:: CH/198 - Sterilization and Associated Equipment and Processes
Categories:: Disinfectants and antiseptics
Comment period start date:: 28/07/2025
Comment period end date:: 20/09/2025
Number of comments:: 0

Comment by:

20th Sep

Scope

This document specifies the requirements for Type 2 chemical indicators for Bowie and Dick-type air removal tests used to evaluate the effectiveness of air removal during the pre-vacuum phase of pre-vacuum steam sterilization cycles.

Additionally, this document includes test methods and equipment used to meet these performance requirements.

NOTE The Bowie and Dick-type test is used for routine testing of steam sterilizers and validation of steam sterilization processes.

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Please email further comments to: debbie.stead@bsigroup.com

Standard timeline

1. Proposal (Complete)

Proposal start date:

2. Draft (Complete)

Draft start date:

22/07/2024

3. Public Comments

Public Comments start date:

28/07/2025

Public Comments end date:

20/09/2025

Learn more about the standards development process

Standards Development

BS ISO 11140-5 ISO 11140-5 Sterilization of health care products. Chemical indicators. Part 5: Type 2 indicators for Bowie and Dick-type indicators and indicator systems

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