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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
27. 7. 2023.

Опште информације

90.20     15. 7. 2026.

ISO

ISO/TC 134

Tehnička specifikacija

65.080  

engleski  

Kupovina

Objavljen

Jezik na kome želite da primite dokument.

Apstrakt

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.

Životni ciklus

TRENUTNO

OBJAVLJEN
ISO/TS 20917:2023
90.20 Početak postupka preispitivanja standarda
15. 7. 2026.

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