• Hydrogen Technologies Standards form the basic framework for market ramp-up

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  • Climate change Standards and specifications support climate targets

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  • Smart Farming Standards and specifications are drivers for the digitalization of agriculture

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Publications of ISO/TC 33/WG 17

ISO 21079-3 2008-04 Standards Chemical analysis of refractories containing alumina, zirconia, and silica - Refractories containing 5 % to 45 % of ZrO₂ (alternative to the X-ray fluorescence method) - Part 3: Flame atomic absorption spectrophotometry (FAAS) and inductively coupled plasma emission spectrometry (ICP-AES) More  Order from DIN Media
ISO 21587-1 2007-03 Standards Chemical analysis of aluminosilicate refractory products (alternative to the X-ray fluorescence method) - Part 1: Apparatus, reagents, dissolution and gravimetric silica More  Order from DIN Media
ISO 21587-2 2007-03 Standards Chemical analysis of aluminosilicate refractory products (alternative to the X-ray fluorescence method) - Part 2: Wet chemical analysis More  Order from DIN Media
ISO 21587-3 2007-03 Standards Chemical analysis of aluminosilicate refractory products (alternative to the X-ray fluorescence method) - Part 3: Inductively coupled plasma and atomic absorption spectrometry methods More  Order from DIN Media
ISO 22016 2015-05 Standards Determination of sulfur in refractory products and raw materials by gravimetric, photometric and titrimetric methods More  Order from DIN Media
ISO 23071 2021-04 Standards Refractory products - Determination of reduced species in carbon containing refractories by XRD More  Order from DIN Media

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