Singapore legislation
Regulation 43
of Radiation Protection (Transport of Radioactive Materials) Regulations
Regulation 43
Additional requirements for packages transported by air
Subregulation 1
For packages to be transported by air, the temperature of the accessible surfaces shall not exceed 50°C at an ambient temperature of 38°C with no account taken for insolation.
Subregulation 2
All packages to be transported by air shall be so designed that, if they were exposed to ambient temperatures ranging from -40°C to +55°C, the integrity of containment would not be impaired.
Subregulation 3
All packages containing radioactive material transported by air shall have a containment system able to withstand without leakage a reduction in ambient pressure to 5 kPa.