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- 845 2
- 8500 1
- 8840 1
- 8894 1
- 934 1
- 934-4 1
- 997 1
- A1408 1
- AAC 4
- Alumin 3
- aluminat 1
- Alumo silicat 1
- Alumốt phốt phát 1
- amiăng 1
- Amiăng xi măng 1
- AS 1
- AS 2589:2007 1
- asbestos 1
- ASTM 33
- ASTM 33 1