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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

NORMA vydaná dňa 27.7.2023

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The information about the standard:

Designation standards: ISO/TS 20917:2023
Publication date standards: 27.7.2023
The number of pages: 26
Approximate weight : 78 g (0.17 lbs)
Country: International technical standard
Kategória: Technické normy ISO

Annotation of standard text ISO/TS 20917:2023 :

Description / 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.