Bentonite clay for fine and building ceramics
NORMA vydaná dňa 1.7.1977
Designation standards: GOST 7032-75
Note: NEPLATNÁ
Publication date standards: 1.7.1977
The number of pages: 7
Approximate weight : 21 g (0.05 lbs)
Country: Russian technical standard
Kategória: Technické normy GOST