Special graphite with low ash content. Specifications
STANDARD published on 1.7.1979
Designation standards: GOST 18191-78
Publication date standards: 1.7.1979
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: Russian technical standard
Category: Technical standards GOST
Implemented changes and corrections:
Amd. 1.84
Amd. 1.89
Amd. 3.95