Moulding sands. Methods for determination of water extract hydrodgen ions concentration (pH)
NORMA vydána dne 1.1.1993
Designation standards: GOST 29234.6-91
Publication date standards: 1.1.1993
The number of pages: 4
Approximate weight : 12 g (0.03 lbs)
Country: Russian technical standard
Kategorie: Technické normy GOST