90.92 Standard to be revised Nov 13, 2023
ISO
ISO/TC 206 Fine ceramics
International Standard
81.060.30 Advanced ceramics
This document specifies the methods for the chemical analysis of fine silicon nitride powders used as the raw material for fine ceramics. It stipulates the determination methods of total silicon, total nitrogen, aluminium, iron, calcium, oxygen, carbon, fluorine, and chlorine in fine silicon nitride powders.
PUBLISHED
ISO 17947:2014
90.92
Standard to be revised
Nov 13, 2023
IN_DEVELOPMENT
ISO/AWI 17947-1