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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]

OENORM EN 903
Water qualitys - Determination of anionic surfactants by measurement of the methylene blue index MBAS (ISO 7875-1:1984 modified)

Title (German)

Wasserbeschaffenheit - Bestimmung von anionischen oberflächenaktiven Substanzen durch Messung des Methylenblau-Index MBAS (ISO 7875-1:1984 modifiziert)

Edition 1994-03-01

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

OENORM EN 903 Water qualitys - Determination of anionic surfactants by measurement of the methylene blue index MBAS (ISO 7875-1:1984 modified)

Want to learn more?

OENORM EN 903
Water qualitys - Determination of anionic surfactants by measurement of the methylene blue index MBAS (ISO 7875-1:1984 modified)