1 - AS/NZS 2243.8:2001 SAFETY IN LABORATORIES - FUME CUPBOARDS
4 - PREFACE
5 - CONTENTS
7 - FOREWORD
8 - SECTION 1 SCOPE AND GENERAL
8 - 1.1 SCOPE
8 - 1.2 REFERENCED DOCUMENTS
9 - 1.3 DEFINITIONS
9 - 1.3.1 Air
9 - 1.3.2 Air pressure
10 - 1.3.3 Baffle
10 - 1.3.4 Base
10 - 1.3.5 Competent person
10 - 1.3.6 Exhaust system
10 - 1.3.7 Face velocity
10 - 1.3.8 Fixed work surface
10 - 1.3.9 Fume (as used in the term fume cupboard)
10 - 1.3.10 Fume cupboard
10 - 1.3.11 Laminar airflow
10 - 1.3.12 May
11 - 1.3.13 Radiotoxicity
11 - 1.3.14 Removable work surface
11 - 1.3.15 Sash
11 - 1.3.16 Sash opening
11 - 1.3.17 Services
11 - 1.3.18 Shall
11 - 1.3.19 Should
11 - 1.3.20 Sump
12 - SECTION 2 TYPES, SERVICES AND COMPONENTS
12 - 2.1 FUME CUPBOARD TYPES
12 - 2.1.1 Walk-in fume cupboards
12 - 2.1.2 Bench-type fume cupboards
12 - 2.1.3 Recirculating fume cabinets
13 - 2.2 SERVICES
13 - 2.2.1 Electrical services
13 - 2.2.2 Other (piped) services
13 - 2.2.3 Fume cupboard control and isolation systems
14 - 2.2.4 Lighting
15 - 2.2.5 Fault indicators
15 - 2.2.6 Control systems
15 - 2.3 BASE
15 - 2.4 SINK
15 - 2.5 SUMP
15 - 2.6 CHAMBER
15 - 2.7 SASH
15 - 2.7.1 General
16 - 2.7.2 Maximum working sash opening
16 - 2.7.3 Minimum sash opening
16 - 2.7.4 Vertically rising sashes
16 - 2.7.5 Sash handles
16 - 2.7.6 Design of sash opening
16 - 2.8 BAFFLES
16 - 2.8.1 General
16 - 2.8.2 Construction
16 - 2.8.3 Baffle setting
17 - 2.9 SUPPORT STRUCTURE
17 - 2.10 FUME SCRUBBERS AND WASH-DOWN FACILITIES
17 - 2.11 HEAT SHIELDS
17 - 2.12 WARNING LABEL
18 - 2.13 IDENTIFICATION LABEL
18 - 2.14 FIRE PROTECTION
18 - 2.14.1 Fixed fire protection
19 - 2.14.2 Thermal detectors
19 - 2.14.3 Fire extinguishers
20 - SECTION 3 AIRFLOW, FUME EXHAUST AND DISPERSAL
20 - 3.1 REQUIREMENTS FOR AIRFLOW INTO THE CUPBOARD
20 - 3.1.1 General
20 - 3.1.2 Face velocity
20 - 3.1.3 Make-up air
21 - 3.1.4 Airconditioned laboratories
21 - 3.1.5 Energy conservation
21 - 3.1.6 Recirculation of air
21 - 3.1.7 Improving containment
22 - 3.2 FUME EXHAUST AND DISPERSAL
22 - 3.2.1 General
22 - 3.2.2 System pressure
22 - 3.2.3 Airflow requirements
23 - 3.2.4 Exhausts
23 - 3.2.5 Fans
24 - 3.2.6 Ductwork
25 - 3.2.7 Fume discharge
27 - SECTION 4 SITING AND COMMISSIONING
27 - 4.1 SITING A FUME CUPBOARD
27 - 4.1.1 General
27 - 4.1.2 Height of working surface
27 - 4.1.3 Avoidance of airflow disturbances to the fume cupboard
28 - 4.1.4 Exits and escape routes
28 - 4.2 COMMISSIONING TESTS
28 - 4.2.1 General
28 - 4.2.2 Smoke test
28 - 4.2.3 Face velocity
28 - 4.2.4 Noise level
28 - 4.2.5 Illuminance
28 - 4.2.6 Results of commissioning tests
29 - 4.2.7 Testing
29 - 4.2.8 Placing in service
31 - SECTION 5 MAINTENANCE AND TESTING
31 - 5.1 GENERAL
31 - 5.2 USER RESPONSIBILITY
31 - 5.3 DECONTAMINATION
31 - 5.4 SAFETY DURING MAINTENANCE
31 - 5.5 MAINTENANCE AND TESTING SCHEDULE
31 - 5.5.1 General
31 - 5.5.2 Weekly
32 - 5.5.3 Six-monthly
32 - 5.5.4 Annual maintenance and testing
33 - SECTION 6 USE OF FUME CUPBOARDS
33 - 6.1 RISK ASSESSMENT
33 - 6.1.1 General
33 - 6.1.2 Liquid volumes
33 - 6.1.3 Flammable liquids
33 - 6.1.4 Warning label
34 - 6.2 BEFORE USE
34 - 6.3 DURING USE
35 - 6.4 AFTER USE
35 - 6.5 HAZARDOUS CHEMICALS
36 - APPENDIX A - MATERIALS OF CONSTRUCTION
36 - A1 GENERAL
36 - A2 STAINLESS STEEL
37 - A3 COATED MATERIALS
37 - A4 PLASTICS MATERIALS
38 - A5 GLASS
38 - A5.1 General
38 - A5.2 Plate glass
38 - A5.3 Wired glass
38 - A5.4 Laminated glass
38 - A5.5 Toughened glass
39 - A5.6 Transparent plastics materials
39 - A6 FIBRE CEMENT
39 - A7 CERAMICS
39 - A8 TIMBER
40 - APPENDIX B - FUME CUPBOARDS FOR SPECIAL APPLICATIONS
40 - B1 GENERAL
40 - B2 RADIOACTIVE MATERIALS
40 - B3 PERCHLORIC ACID
40 - B3.1 General
41 - B3.2 Materials of construction
41 - B3.3 Design and operation
42 - B4 HYDROFLUORIC ACID
42 - B4.1 General
42 - B4.2 Materials of construction
42 - B4.3 Safety during use
42 - B5 FLAMMABLE REAGENTS
43 - B6 HIGH TEMPERATURE WORK
43 - B7 FLAMMABLE LIQUIDS DISTILLATION
43 - B7.1 General
43 - B7.2 Fume cupboard construction
43 - B7.3 Flammable gas supplies
44 - B7.4 Base
44 - B7.5 Warning label
44 - B7.6 Fire protection
44 - B7.7 Exhaust
44 - B8 BIOLOGICAL WORK
44 - B9 HEAVY VAPOUR WORK
44 - B10 DOUBLE-SIDED FUME CUPBOARDS
44 - B10.1 General
45 - B10.2 Controls
45 - B10.3 Airflow
46 - APPENDIX C - RELATED DOCUMENTS
47 - APPENDIX D - GUIDE TO PROCUREMENT OF FUME CUPBOARDS AND ASSOCIATED EXHAUST SYSTEMS
47 - D1 SCOPE
47 - D2 SPECIFICATION
47 - D2.1 Preliminary
47 - D2.2 Performance
47 - D2.3 Format
47 - D2.4 Use
47 - D2.5 Dimensions
47 - D2.6 Services
47 - D2.7 Supplementary equipment
47 - D2.8 Fire protection
48 - D3 CONDITIONS OF CONTRACT
48 - D3.1 Site
48 - D3.2 Period
48 - D3.3 Practical completion
48 - D3.4 Maintenance service
48 - D4 OTHER RECOMMENDATIONS
48 - D4.1 Prime contractor
48 - D4.2 Compliance with safety standards
48 - D4.3 Marking of subassemblies
48 - D4.4 Documentation
49 - APPENDIX E - METHOD FOR DETERMINING FACE VELOCITY
49 - E1 SCOPE
49 - E2 PRINCIPLE
49 - E3 APPARATUS
49 - E4 DETERMINATION OF FACE VELOCITY
49 - E4.1 General
49 - E4.2 Procedure
50 - E5 REPORTING OF RESULTS
51 - APPENDIX F - METHOD FOR CONDUCTING A SMOKE TEST
51 - F1 SCOPE
51 - F2 PRINCIPLE
51 - F3 APPARATUS
51 - F4 METHOD FOR SMOKE TESTING FUME CUPBOARD PERFORMANCE
51 - F4.1 General
51 - F4.2 Procedure
52 - F5 REPORTING OF RESULTS
52 - F6 ASSESSMENT
54 - APPENDIX G - EXAMPLE CHECKLIST AND REPORT FORM