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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]

ABNT NBR 8079
Hydrochloric acid - Determination of iron - Spectrophotometric methods - Orthophernanthroline (method A) and potassium thiocyanate (method B)

Edition 2005-12-30

Original language Portuguese

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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

ABNT NBR 8079 Hydrochloric acid - Determination of iron - Spectrophotometric methods - Orthophernanthroline (method A) and potassium thiocyanate (method B)

Want to learn more?

ABNT NBR 8079
Hydrochloric acid - Determination of iron - Spectrophotometric methods - Orthophernanthroline (method A) and potassium thiocyanate (method B)