Chemical analysis of raw materials and refractory products containing silicon-carbide, silicon-nitride, silicon-oxynitride and sialon - Part 2: Determination of volatile components, total carbon, free carbon, silicon carbide, total and free silicon, free and surface silica (ISO/DIS 21068-2:2023); German and English version prEN ISO 21068-2:2023
Edition 2023-07

Chemical analysis of silicon-carbide-containing raw materials and refractory products - Part 3: Determination of nitrogen, oxygen and metallic and oxidic constituents (ISO 21068-3:2008); German version EN ISO 21068-3:2008
Edition 2008-12

Chemical analysis of chrome-bearing refractory products and chrome-bearing raw materials (alternative to the X-ray fluorescence method) - Part 3: Flame atomic absorption spectrometry (FAAS) and inductively coupled plasma atomic emission spectrometry (ICP-AES) (ISO 20565-3:2008); German version EN ISO 20565-3:2008
Edition 2009-06

Advanced technical ceramics - Methods of test for ceramic powders - Part 3: Determination of the oxygen content of non-oxides by thermal extraction with a carrier gas; German version EN 725-3:2007
Edition 2007-04

Additive manufacturing of metals - Feedstock materials - Powder life cycle management (ISO/ASTM 52928:2024); German version EN ISO/ASTM 52928:2024
Edition 2024-10

Chemical analysis of refractories containing alumina, zirconia and silica - Refractories containing 5 % to 45 % of ZrO₂ (alternative to the X-ray fluorescence method) - Part 1: Apparatus, reagents and dissolution (ISO 21079-1:2008); German version EN ISO 21079-1:2008
Edition 2008-08

Workplace exposure - Measurement of dustiness of bulk materials that contain or release respirable NOAA or other respirable particles - Part 4: Small rotating drum method; German version EN 17199-4:2019
Edition 2020-02

Chemical analysis of raw materials and refractory products containing silicon-carbide, silicon-nitride, silicon-oxynitride and sialon - Part 1: General information, terminology and sample preparation (ISO 21068-1:2024); German version EN ISO 21068-1:2024
Edition 2024-09

Advanced technical ceramics - Terms, definitions and abbreviations; Trilingual version EN 14232:2009
Edition 2010-02

Extenders - Specifications and methods of test - Part 3: Blanc fixe (ISO 3262-3:2023); German version EN ISO 3262-3:2023
Edition 2023-09