Singapore legislation
Schedule 5
of Radiation Protection (Non-Ionising Radiation) Regulations
Schedule 5
FOURTH SCHEDULERegulations 35 (2) and 38(3) to (6) and (8)Labelling for Laser Apparatus
FIFTH SCHEDULERegulation 25(4)Standard Symbol for Designating Any Ionising Radiation HazardTrefoil symbol shall be magenta, purple or black in colour and background shall be yellow.