GB 2140-1980

Determination of iron content in tellurium--1, 10-phenanthroline photometric method

NORM herausgegeben am 1.1.1980

The information about the standard:

Designation standards: GB 2140-1980
Note: UNGÜLTIG
Publication date standards: 1.1.1980
Country: Chinese technical standard
Kategorie: Technische Normen GB