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ISO/TS 20917:2023

Current Revision

Fertilizers, soil conditioners and beneficial substances - Determination of ammonium citrate, disodium-EDTA soluble phosphorus and potassium by ICP-OES in inorganic fertilizers

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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.


SDO ISO: International Organization for Standardization
Document Number ISO/TS 20917
Publication Date Not Available
Language en - English
Page Count
Revision Level
Supercedes
Committee ISO/TC 134
Publish Date Document Id Type View
Not Available ISO/TS 20917:2023 Revision