
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)
NORMA vydaná dňa 1.1.2009
Designation standards: GOST R 8.641-2008
Note: NEPLATNÁ
Publication date standards: 1.1.2009
The number of pages: 7
Approximate weight : 21 g (0.05 lbs)
Country: Russian technical standard
Kategória: Technické normy GOST