Petroleum asphalt. Method for determination of softening point by ring and ball
NORMA vydaná dňa 1.7.1974
Designation standards: GOST 11506-73
Publication date standards: 1.7.1974
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: Russian technical standard
Kategória: Technické normy GOST
Implemented changes and corrections:
Amd. 1.84
Amd. 9.87
Amd. 4.03