GB/Z 139-2025

Nanotechnologies—Guidance on the measurement of nanoparticle number concentration

NORMA vydaná dňa 3.12.2025

Anglicky a čínsky -
Elektronické PDF (1005.50 EUR)

The information about the standard:

Designation standards: GB/Z 139-2025
Publication date standards: 3.12.2025
Country: Chinese technical standard
Kategória: Technické normy GB