ISO/TS 20917:2023
International Standard
Current Edition
·
Approved on
27 July 2023
Fertilizers, soil conditioners and beneficial substances — Determination of ammonium citrate, disodium-EDTA soluble phosphorus and potassium by ICP-OES in inorganic fertilizers
ISO/TS 20917:2023 Files
English
26 Pages
Current Edition
USD
172.56
ISO/TS 20917:2023 Scope
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.
Best Sellers
GSO 150-2:2013
Gulf Standard
Expiration dates for food products - Part 2 :
Voluntary expiration dates
YSMO GSO 150-2:2020
GSO 150-2:2013
Yemeni Technical Regulation
Expiration dates for food products - Part 2 :
Voluntary expiration dates
GSO 9:2022
Gulf Technical Regulation
Labeling of prepackaged food stuffs
YSMO GSO 2055-1:2020
GSO 2055-1:2015
Yemeni Standard
HALAL FOOD - Part 1 : General Requirements
Recently Published
ISO/TS 20451:2026
International Standard
Health informatics — Identification of medicinal products — Implementation for ISO 11616 data elements and structures for the unique identification and exchange of regulated pharmaceutical product information
ISO 20999:2026
International Standard
Textiles — Determination of total halogens in textile products — Combustion and ion chromatography (C-IC) method
ISO/IEC/IEEE 32857:2026
International Standard
Telecommunications and information exchange between systems — Wireless Smart Utility Network Field Area Network (FAN)
ISO 21319:2026
International Standard
Marine technology — Toolings for submersibles — Technology requirements