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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 U44-310-1 ; NF EN 13654-1:2002-07-01
Soil improvers and growing media - Determination of nitrogen - Part 1: modified Kjeldahl method

Title (German)

Bodenverbesserungsmittel und Kultursubstrate - Bestimmung von Stickstoff - Teil 1: Modifiziertes Verfahren nach Kjeldahl

Edition 2002-07-01

Original language French

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Terminology

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 U44-310-1 ; NF EN 13654-1:2002-07-01 Soil improvers and growing media - Determination of nitrogen - Part 1: modified Kjeldahl method

Want to learn more?

NF U44-310-1 ; NF EN 13654-1:2002-07-01
Soil improvers and growing media - Determination of nitrogen - Part 1: modified Kjeldahl method