This standard was last reviewed and confirmed in 2022. Therefore this version remains current.
Cancels and replaces ISO recommendation R 32-1957, and its amendment 1-1966. Establishes a system of marking and a series of colours for the identification of the content of gas cylinders. In the case of gas mixtures, the cylinder shall bear the appropriate colours for the gases comprising the mixture, such colours to be visible from the valve end.
Status: PublishedPublication date: 1977-05
Edition: 1Number of pages: 2
Technical Committee: ISO/TC 58/SC 4 Operational requirements for gas cylinders
This standard contributes to the following Sustainable Development Goal:
Buy this standard
|std 1 40|
|std 2 40||Paper|
A standard is reviewed every 5 years
Stage: 90.93 (Confirmed)
Got a question?
Check out our FAQs
+41 22 749 08 88
Monday to Friday - 09:00-12:00, 14:00-17:00 (UTC+1)
Keep up to date with ISO
Sign up to our newsletter for the latest news, views and product information.