GB 4581.9-1984

Alunite ores--Determination of silicon content--Gravimetric method

NORMA vydaná dňa 1.1.1984

The information about the standard:

Designation standards: GB 4581.9-1984
Note: NEPLATNÁ
Publication date standards: 1.1.1984
Country: Chinese technical standard
Kategória: Technické normy GB