• 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
Technical rule [CURRENT]

ONR CEN/TS 17403
Fertilizers - Determination of cold water insoluble nitrogen and hot water insoluble nitrogen in solid urea formaldehyde and methylene urea slow-release fertilizers and determination of the solubility of nutrient polymers in phosphate buffer solution with a pH of 7,5 at 100 °C (CEN/TS 17403:2021)

Title (German)

Düngemittel - Bestimmung von kalt- und heißwasserunlöslichem Stickstoff in festen langsam freisetzenden Harnstoff-Formaldehyd- und Methylenharnstoff-Düngemitteln sowie Bestimmung der Löslichkeit von Nährstoffpolymeren in Phosphatpufferlösung mit einem pH-Wert von 7,5 bei 100 °C (CEN/TS 17403:2021)

Edition 2021-06-01
Original language German
Price from 59.80 €
Table of contents