International Standard
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
Reference number
ISO/TS 20917:2023
Edition 1
2023-07
International Standard
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ISO/TS 20917:2023
69457
Published (Edition 1, 2023)

ISO/TS 20917:2023

ISO/TS 20917:2023
69457
Format
Language
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

  •  : Published
     : 2023-07
    : International Standard published [60.60]
  •  : 1
     : 26
  • ISO/TC 134
    65.080 
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