
Measurement of gases; calibration gas mixtures; dynamic method of preparation by periodic injection.
NORMA vydaná dňa 1.12.1980
Designation standards: VDI 3490Blatt7
Note: NEPLATNÁ
Publication date standards: 1.12.1980
The number of pages: 4
Approximate weight : 12 g (0.03 lbs)
Country: German technical standard
Kategória: Technické normy VDI
Messen von Gasen; Prüfgase; Dynamische Herstellung durch periodische Injektion.