Slitina platina-iridium PtIr10.
NORMA vydaná dňa 30.11.1976
Designation standards: ČSN 423868
Classification mark: 423868
Catalog number: 3909
Publication date standards: 30.11.1976
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Czech technical standard
Kategória: Technické normy ČSN