ISO 18643 Fertilizers and soil conditioners — Determination of biuret content of urea-based fertilizers — HPLC method
Fertilizers and soil conditioners — Determination of biuret content of urea-based fertilizers — HPLC method
Provides a high-performance liquid chromatography method for determining biuret content in urea-based fertilizers, a key quality parameter because excessive biuret can damage crops.
Code
ISO 18643
Title
Fertilizers and soil conditioners — Determination of biuret content of urea-based fertilizers — HPLC method
Level
International
Status
Current
Published
Mar 1, 2016
Effective
—
Category
Analysis and safety
This page summarises the scope and key points. Full texts are available through the ISO Online Browsing Platform or the issuing standards body.
Where to look it up
Updated：Sep 30, 2026