ISO 10648-2:1994 Preview
Containment enclosures -- Part 2: Classification according to leak tightness and associated checking methods
This standard was last reviewed and confirmed* in 2016.
*Therefore this version remains current
Gives a classification of containment enclosures according to leak tightness and specifies methods for checking this tightness for the following tests: manufacturing test at the factory; acceptance test at the laboratory; test before commissioning; periodical tests during operation.