Standard
Track updates
AS 2252.2:2025
[Current]AS 2252.2:2025 provides recommended practices for most aspects of the use of cabinets providing protection from hazardous biological materials.
Published: 27/06/2025
Pages: 24
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
Preface
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 General requirements
5 Construction requirements
5.1 General
5.2 Outer shell
5.3 Work zone
5.3.1 General
5.3.2 Viewing windows
5.3.3 Work access opening
5.3.4 Work access opening cover
5.3.5 Work zone illumination
5.3.6 Work floor
5.3.7 Grilles
5.3.8 Sump
5.4 Filters and filter installations
5.5 Blowers and alarm systems
5.5.1 Blowers
5.5.2 Blower alarm systems
5.6 Access panels
5.7 Electrical services
5.8 Germicidal ultraviolet (UV) lamps
5.9 Gas supply
5.10 Adsorbent filter
5.11 Post-use overrun control
5.12 Decontamination covers
6 Performance requirements
6.1 General
6.1.1 Factory test requirements
6.1.2 Installation test requirements
6.1.3 Periodic test requirements
6.2 Critical performance tests for cabinet function
6.2.1 Filter installation integrity
6.2.2 Containment at the aperture
6.2.3 Work zone integrity
6.2.4 Air velocity and uniformity in the work zone
6.2.5 Alarm operational adjustment
6.2.6 Gastightness of outer shell
6.3 Tests related to operator comfort and safety
6.3.1 General
6.3.2 Vibration
6.3.3 Sound level
6.3.4 Lighting
6.3.5 Ultraviolet radiation
7 Marking
Appendix A
A.1 General
A.2 Considerations of ergonomics for safety cabinets and isolators
A.2.1 General
A.2.2 Design
A.2.3 Purchase and use
Appendix B
Appendix C
C.1 Safety in design
C.2 Five principles of safe design
C.3 A safe product use approach
Bibliography
Cited references in this standard
[Current]
Separative devices — Biological and cytotoxic drug safety cabinets, clean workstations and pharmaceutical isolators — Methods of test
[Superseded]
Degrees of protection provided by enclosures for electrical equipment (IP Code)
[Pending Revision]
Controlled environments, Part 4: Biological safety cabinets Classes I and II — Installation and use (BS 5726:2005, MOD)
[Current]
High efficiency particulate air (HEPA) filters — Classification, construction and performance