GB/T 4104-1983

Leucoscopic method for testing whiteness of zinc oxide made by direct process

NORMA vydaná dňa 1.1.1983

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The information about the standard:

Designation standards: GB/T 4104-1983
Note: NEPLATNÁ
Publication date standards: 1.1.1983
Country: Chinese technical standard
Kategória: Technické normy GB