International Standard
ISO 25705:2016
Fertilizers — Determination of urea condensates using high-performance liquid chromatography (HPLC) — Isobutylidenediurea and crotonylidenediurea (method A) and methylen-urea oligomers (method B)
Reference number
ISO 25705:2016
Edition 1
2016-04
© ISO 2024
International Standard
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Published (Edition 1, 2016)
This standard was last reviewed and confirmed in 2021. Therefore this version remains current.

ISO 25705:2016

Format
Language
CHF 96
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Abstract

ISO 25705:2016 specifies methods for the determination of isobutylidene diurea (IBDU), Crotonylidene diurea (CDU) (method A) and methylene-urea oligomers (MU) (method B) in fertilizers using high-performance liquid chromatography (HPLC).

The method is applicable to all fertilizers which do not contain interfering organic compounds.

General information

  • Status
     : Published
    Publication date
     : 2016-04
    Stage
    : International Standard confirmed [90.93]
  • Edition
     : 1
    Number of pages
     : 17
  • Technical Committee :
    ISO/TC 134
    ICS :
    65.080 
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Life cycle

Sustainable Development Goals

This standard contributes to the following Sustainable Development Goals

12
Responsible Consumption and Production
2
Zero Hunger
15
Life on Land

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