Reference number
ISO 361:1975
ISO 361:1975
© ISO 2024
International Standard
ISO 361:1975
Basic ionizing radiation symbol
Edition 1
1975-10
1975-10
ISO 361:1975
4327
Published
(Edition 1, 1975)
This publication was last reviewed and confirmed in 2020.
Therefore this version remains current.
Abstract
Specifies shape, proportions, application, restrictions on the use of the symbol (possibly accompanied by additional symbols or words). Shall be used to signify the actual or potential presence of ionizing radiation (including gamma and X-rays. alpha and beta particles, high-speed electrons, neutrons, protons and other nuclear particles, but not sound waves and other types of electromagnetic waves). Does not specify the radiation levels at which it is to be used.