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Hydrogen Technologies Standards form the basic framework for market ramp-up
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Climate change Standards and specifications support climate targets
More information
Smart Farming Standards and specifications are drivers for the digitalization of agriculture
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Draft standard

PR NF B49-423-3 ; PR NF EN ISO 21068-3
Chemical analysis of silicon carbide containing raw materials and refractory products - Part 3 : determination of nitrogen, oxygen and metallic and oxidic constituants.

Title (German)

Chemische Analyse von Rohstoffen und feuerfesten Erzeugnissen, die Siliziumcarbid, Siliziumnitrid, Siliziumoxynitrid und Sialon enthalten - Teil 3: Bestimmung des Gehaltes an Stickstoff, Sauerstoff sowie metallischen und oxidischen Bestandteilen

Original language English , French

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

Climate change Standards and specifications support climate targets

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

PR NF B49-423-3 ; PR NF EN ISO 21068-3 Chemical analysis of silicon carbide containing raw materials and refractory products - Part 3 : determination of nitrogen, oxygen and metallic and oxidic constituants.

Want to learn more?

PR NF B49-423-3 ; PR NF EN ISO 21068-3
Chemical analysis of silicon carbide containing raw materials and refractory products - Part 3 : determination of nitrogen, oxygen and metallic and oxidic constituants.