Optical brightness. Methods for the determination of concentration spade and maximum brightening effect of pulp-treated paper
NORMA vydaná dňa 1.7.1988
Designation standards: GOST 27404-87
Publication date standards: 1.7.1988
The number of pages: 7
Approximate weight : 21 g (0.05 lbs)
Country: Russian technical standard
Kategória: Technické normy GOST