GB/T 42208-2022

Active

Nanotechnologies—Measurement of nanoparticle size in multiphase system—Image method of transmission electron microsopy

纳米技术 多相体系中纳米颗粒粒径测量 透射电镜图像法

Standard Type
GBT
ICS
17.180.01
CCS
N33
Status
Active
Issue Date
2022-12-30
Implementation
2023-07-01
Centralized Committee
中国科学院
Issuing Authority
国家市场监督管理总局、国家标准化管理委员会

Application Summary AI generated

This standard specifies the use of transmission electron microscopy (TEM) image analysis to measure nanoparticle sizes within multiphase systems, such as suspensions, emulsions, or composite materials. It is applied in nanotechnology research, quality control, and regulatory testing to ensure accurate particle size characterization in industries like pharmaceuticals, advanced materials, and environmental monitoring. The method addresses challenges like overlapping particles and phase boundaries, providing a reliable protocol for evaluating nanomaterial uniformity and stability.

Related Standards

Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.