GB/T 9989-1988

Vitreous and porcelain enamels--Determination of resistance to citric acid at room temperature

NORMA vydána dne 10.12.1988

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The information about the standard:

Designation standards: GB/T 9989-1988
Note: NEPLATNÁ
Publication date standards: 10.12.1988
Country: Chinese technical standard
Kategorie: Technické normy GB