Under publication
ISO 17947-1
Fine ceramics (advanced ceramics, advanced technical ceramics) — Methods for chemical analysis of silicon nitride powders — Part 1: Wet chemical methods, X-ray fluorescence (XRF) using the fused cast-bead method, carrier-gas hot extraction (CGHE) and combustion methods
Reference number
ISO 17947-1
Edition 1
2026-10
© ISO 2026
Under publication
Under publication (Edition 1, 2026)
Final production steps (up to seven weeks).
Will replace ISO 17947:2014

Abstract

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.

General information

  • Status
     : Under development
    Publication date
     : 2026-10
    Stage
    : International Standard under publication [60.00]
  • Edition
     : 1
  • Technical Committee :
    ISO/TC 206
    ICS :
    81.060.30 
  • RSS updates

Life cycle

Sustainable Development Goals

This standard contributes to the following Sustainable Development Goal

9
Industry, Innovation and Infrastructure

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