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

Standards [CURRENT]

NF B40-670-1 ; NF EN ISO 21587-1:2007-12-01
Chemical analysis of aluminosilicate refractory products (alternative to the X-ray fluorescence method) - Part 1: apparatus, reagents, dissolution and gravimetric silica

Title (German)

Chemische Analyse feuerfester Erzeugnisse aus Alumosilicat (Alternative zur Röntgenfluoreszenzanalyse) - Teil 1: Geräte, Reagenzien, Aufschluss und gravimetrische Bestimmung von Silicium(IV)-oxid

Edition 2007-12-01

Original language 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

NF B40-670-1 ; NF EN ISO 21587-1:2007-12-01 Chemical analysis of aluminosilicate refractory products (alternative to the X-ray fluorescence method) - Part 1: apparatus, reagents, dissolution and gravimetric silica

Want to learn more?

NF B40-670-1 ; NF EN ISO 21587-1:2007-12-01
Chemical analysis of aluminosilicate refractory products (alternative to the X-ray fluorescence method) - Part 1: apparatus, reagents, dissolution and gravimetric silica