GB/T 13477.21-2022

Test method for building sealants—Part 21Determination of color change after laboratory accelerated weathering procedures

NORMA vydaná dňa 11.7.2022

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The information about the standard:

Designation standards: GB/T 13477.21-2022
Publication date standards: 11.7.2022
Country: Chinese technical standard
Kategória: Technické normy GB