Singapore legislation
Regulation 41
of Radiation Protection (Transport of Radioactive Materials) Regulations
Regulation 41
Requirements for low dispersible radioactive material
Low dispersible radioactive material shall be such that the total amount of this radioactive material in a package shall meet the following requirements:
the radiation level at 3 m from the unshielded radioactive material does not exceed 10 mSv/h;
if subjected to the tests specified in paragraphs 10(3) and 10(4) of Section E of the Fourth Schedule (for which purpose a separate specimen may be used for each test) the airborne release in gaseous and particulate forms of up to 100 µmm aerodynamic equivalent diameter would not exceed 100 A2; and
if subjected to the test specified in Section B of the Fourth Schedule, the activity in the water would not exceed 100 A2. In the application of this test, the damaging effects of the tests specified in paragraph (b) shall be taken into account.