Reference number
ISO/TS 20917:2023
© ISO 2024
Technical Specification
ISO/TS 20917:2023
Fertilizers, soil conditioners and beneficial substances — Determination of ammonium citrate, disodium-EDTA soluble phosphorus and potassium by ICP-OES in inorganic fertilizers
Edition 1
2023-07
Technical Specification
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Published (Edition 1, 2023)

ISO/TS 20917:2023

Language
Format
CHF 129
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Abstract

This document specifies an inductively coupled plasma-optical emission spectrometer (ICP-OES) method for the determination of the ammonium citrate, disodium-etheylenediamine tetraacetic acid (EDTA) soluble phosphorus and potassium content in fertilizer extract solutions.

This document is applicable to all inorganic fertilizer products, whether compound or complex fertilizer products or blends thereof, and straight concentrated fertilizer products.

General information

  • Status
     : Published
    Publication date
     : 2023-07
    Stage
    : International Standard published [60.60]
  • Edition
     : 1
    Number of pages
     : 26
  • 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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