GB/T 40920-2021

Leather—Tests for colour fastness—Colour fastness to cycles of to-and-fro rubbing

NORMA vydaná dňa 11.10.2021

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The information about the standard:

Designation standards: GB/T 40920-2021
Publication date standards: 11.10.2021
Country: Chinese technical standard
Kategória: Technické normy GB