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AS 2252.2-2009
[Pending Revision]Controlled environments, Part 2: Biological safety cabinets Class II — Design
Specifies basic requirements for Class II laminar flow biological safety cabinets that are intended to provide protection from hazardous biological agents for personnel and the environment and also to protect material use in the cabinet from exogenous contamination.
Published: 02/11/2009
Pages: 15
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
Preface
Foreword
1 Scope
2 Referenced documents
3 General requirements
4 Construction requirements
4.1 General
4.2 Outer shell
4.3 Work zone
4.3.1 General
4.3.2 Viewing windows
4.3.3 Work access opening
4.3.4 Work access opening cover
4.3.5 Work zone illumination
4.3.6 Work floor
4.3.7 Grilles
4.3.8 Sump
4.4 Filters and filter installations
4.5 Blowers and alarm systems
4.5.1 Blowers
4.5.2 Blower alarm systems
4.6 Access panels
4.7 Electrical services
4.8 Germicidal ultraviolet (UV) lamps
4.9 Gas supply
4.10 Adsorbent filter
4.11 Post-use overrun control
4.12 Decontamination covers
5 Performance requirements
5.1 General
5.1.1 Factory test requirements
5.1.2 Installation test requirements
5.1.3 Periodic test requirements
5.2 Critical performance tests for cabinet function
5.2.1 Filter installation integrity
5.2.2 Containment at the aperture
5.2.3 Work zone integrity
5.2.4 Air velocity and uniformity in the work zone
5.2.5 Alarm operational adjustment
5.2.6 Gastightness of outer shell
5.3 Tests related to operator comfort and safety
5.3.1 General
5.3.2 Vibration
5.3.3 Sound level
5.3.4 Lighting
5.3.5 Ultraviolet radiation
6 Marking
Appendix A
A1 General
A2 Considerations of ergonomics for safety cabinets and isolators
A2.1 General
A2.2 Design
A2.3 Purchase and use
Amendment control sheet
Cited references in this standard
[Superseded]
Cleanrooms, workstations, safety cabinets and pharmaceutical isolators — Methods of test, Method 23: Determination of intensity of radiation from germicidal ultraviolet lamps
EN 1822-1
High efficiency air filters (EPA, HEPA and ULPA), Part 1: Classification, performance testing and marking
[Superseded]
Cleanrooms, workstations, safety cabinets and pharmaceutical isolators — Methods of test, Method 1: Determination of air velocity and uniformity of air velocity in clean workstations, laminar flow safety cabinets and pharmaceutical isolators
[Superseded]
Cleanrooms, workstations, safety cabinets and pharmaceutical isolators — Methods of test, Method 5: Determination of work zone integrity
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