DIN EN 12021
Respiratory equipment - Compressed gases for breathing apparatus
|Publication Date:||1 July 2014|
|ICS Code (Respiratory protective devices):||13.340.30|
This European Standard specifies requirements for the quality of compressed gas supplied for mixing or use in respiratory protective devices and hyper- and hypobaric operations. Account is taken of the use of compressed gases for normal atmospheric pressure as well as for hyper- and hypobaric pressures.
This European Standard does not apply to compressed gases used for medical purposes or for aerospace applications.