GB/T 12684.4-1990

Boric acid for industrial use—Determination of sulphate content by visual turbidimetry

NORMA vydána dne 30.12.1990

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The information about the standard:

Designation standards: GB/T 12684.4-1990
Note: NEPLATNÁ
Publication date standards: 30.12.1990
Country: Chinese technical standard
Kategorie: Technické normy GB