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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]

SN EN 1137
Fruit and vegetable juices - Enzymatic determination of citric acid (citrate) content; NADH spectrometric method

Title (German)

Frucht- und Gemüsesäfte - Enzymatische Bestimmung des Gehaltes an Citronensäure (Citrat); Spektralphotometrische Bestimmung von NADH

Edition 1995

Original language German

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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

SN EN 1137 Fruit and vegetable juices - Enzymatic determination of citric acid (citrate) content; NADH spectrometric method

Want to learn more?

SN EN 1137
Fruit and vegetable juices - Enzymatic determination of citric acid (citrate) content; NADH spectrometric method