GB 1869-1980

The selection and preparation of samples for the analysis of phosphorus concentrates and phosphorus minerals

NORM herausgegeben am 1.1.1980

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The information about the standard:

Designation standards: GB 1869-1980
Note: UNGÜLTIG
Publication date standards: 1.1.1980
Country: Chinese technical standard
Kategorie: Technische Normen GB