GB/T 6609.4-1986

Methods for chemical analysis of aluminium oxide--The orthophenanthroline photometric method for the determination of ferric oxide content

NORMA vydána dne 24.7.1986

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The information about the standard:

Designation standards: GB/T 6609.4-1986
Note: NEPLATNÁ
Publication date standards: 24.7.1986
Country: Chinese technical standard
Kategorie: Technické normy GB