NF X20-251:1982
Analysis of gases. Devices for the sampling of gases and their transfer to an analytical unit.

Standard No.

NF X20-251:1982

Release Date

1982

Published By

Association Francaise de Normalisation

Latest

NF X20-251:1982

Replace

NF X20-251:1977

NF X20-251:1982 history

• 1982 NF X20-251:1982 Analysis of gases. Devices for the sampling of gases and their transfer to an analytical unit.
• 0000 NF X20-251:1977