State sysem for ensuring the iniformity of measurements. State verification scheme for measuring instruments of the water solutions ion content by electrochemical methods (pX measuring instruments)
NORM herausgegeben am 1.1.2009
Designation standards: GOST R 8.641-2008
Note: UNGÜLTIG
Publication date standards: 1.1.2009
The number of pages: 7
Approximate weight : 21 g (0.05 lbs)
Country: Russian technical standard
Kategorie: Technische Normen GOST