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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)

Apr 6, 2016

General information

90.93     Sep 8, 2021

ISO

ISO/TC 134

International Standard

65.080  

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Scope

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.

Life cycle

NOW

PUBLISHED
ISO 25705:2016
90.93 Standard confirmed
Sep 8, 2021

Related project

Adopted from EN 15705:2010

National adoptions

Fertilizers - Determination of urea condensates using high-performance liquid chromatography (HPLC) - Isobutylidenediurea and crotonylidenediurea (method A) and methylene-urea oligomers (method B) (ISO 25705:2016)

40.98   Project deleted

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