NF EN 1221998 : 1998

Foreword
1 Scope
2 Definitions
3 Testing
4 Documentation
Annex A (informative) Guidance on selection of test
methods
Annex B (informative) Testing procedures for leak rate
Annex C (informative) Bibliography

Provides guidance on general test methods for assessment of the leaktightness for microorganisms of equipment (components and units of equipment) used in biotechnological processes. Applies to plants or components eg valves and fittings, tanks, pumps, piping, separating and filling devices, in addition to instrumentation in contact with process fluids.