ISO 13383-1 Fine ceramics (advanced ceramics, advanced technical ceramics) - Microstructural characterization - Part 1: Determination of grain size and size distribution
ISO/IEC 17025 General requirements for the competence of testing and calibration laboratories*, 2017-11-29 Update
JIS R 1666 Testing method for macro-heterogeneity in microstructure of fine ceramics
BS ISO 18550:2016 history
2016BS ISO 18550:2016 Fine ceramics (advanced ceramics, advanced technical ceramics). Testing method for macroheterogeneity in microstructure