NF ISO 18643

NF ISO 18643

May 2016
Standard Current

Fertilizers and soil conditioners - Determination of biuret content of urea-based fertilizers - HPLC method

ISO 18643:2016 specifies the test procedure for determination of the biuret content in liquid and solid urea-based fertilizers based on the HPLC method.

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Main informations

Collections

National standards and national normative documents

Publication date

May 2016

Number of pages

21 p.

Reference

NF ISO 18643

ICS Codes

65.080   Fertilizers

Classification index

U42-643

Print number

1

International kinship

Sumary
Fertilizers and soil conditioners - Determination of biuret content of urea-based fertilizers - HPLC method

ISO 18643:2016 specifies the test procedure for determination of the biuret content in liquid and solid urea-based fertilizers based on the HPLC method.

Table of contents
  • 1 Domaine d'application
  • 2 Références normatives
  • 3 Principe
  • 4 Réactifs
  • 5 Appareillage
  • 6 Mode opératoire
  • 7 Rapport d'essai
  • Annexe A Rapport de l'essai interlaboratoires international
  • Annexe B Méthode alternative pour le dosage du biuret dans les engrais
  • Bibliographie
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