ISO 7851:2022
ISO 7851:2022
Fertilizers, soil conditioners and beneficial substances - Classificationstandard by International Organization for Standardization, 05/01/2022
standard by International Organization for Standardization, 05/01/2022
This document establishes a system of classification for fertilizers, soil conditioners and beneficial substances. The system of classification is in accordance with:
the nutrient contents of the fertilizer;