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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]

ISO 1691
Sodium and potassium silicates for industrial use; Determination of carbonates content; Gas-volumetric method

Title (German)

Natrium- und Kaliumsilikate für Industriezwecke; Bestimmung des Carbonatgehaltes; gasvolumetrische Methode

Responsible national committee

NA 054-03-03-01 AK - Physical and chemical recycling technologies

Responsible international committee

ISO/TC 47 - Chemistry

Edition 1976-07

Original language English

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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

ISO 1691 Sodium and potassium silicates for industrial use; Determination of carbonates content; Gas-volumetric method

Responsible national committee

Responsible international committee

Stefanie Bierwirth

Want to learn more?

ISO 1691
Sodium and potassium silicates for industrial use; Determination of carbonates content; Gas-volumetric method