ISO 22018:2021

Abstract

This document specifies the method for the determination of the EDTA soluble phosphorus content of inorganic fertilizers. The method is applicable for fertilizers composed of or blended from multiple sources such as superphosphate, ammonium phosphate, triple superphosphate, and/or nitrophosphate. It is not suitable for fertilizers containing calcium magnesium phosphates.

General information

Status
: Published

Publication date
: 2021-07
Edition
: 1

Number of pages
: 14
Technical Committee
: ISO/TC 134 Fertilizers, soil conditioners and beneficial substances
ICS
:
65.080 Fertilizers