GB/Z 139-2025

Nanotechnologies—Guidance on the measurement of nanoparticle number concentration

STANDARD published on 3.12.2025

English, Chinese -
electronic design (pdf) (1174.80 USD)

The information about the standard:

Designation standards: GB/Z 139-2025
Publication date standards: 3.12.2025
Country: Chinese technical standard
Category: Technical standards GB