Draft
International StandardISO/DIS 25300
Soil conditioners and beneficial substances — Determination of free amino acids
Reference number
ISO/DIS 25300
ISO/DIS 25300
Edition 1
© ISO 2026
Projet Norme internationale
ISO/DIS 25300
89807
Projet de Norme internationale au stade enquête auprès des membres de l’ISO.
ISO/DIS 25300
ISO/DIS 25300
89807
CHF
67
Résumé
This document specifies the methods for determining the content of free amino acids in fertilizers, including the use of automatic amino acid analyzers, pre-column derivatization followed by high-performance liquid chromatography and high-performance liquid chromatography-tandem mass spectrometry (HPLC-MS). These methods are applicable to the following amino acids: Asparagine Tryptophan, Glutamine, Theanine, Aspartic acid, Threonine, Serine, Glutamic acid, Proline, Glycine, Alanine, Valine, Methionine, Isoleucine, Leucine, Tyrosine, Phenylalanine, Histidine, Lysine, Arginine, and Cysteine.
Informations générales
-
État actuel: ProjetStade: Clôture du vote [40.60]
-
Edition: 1
-
Comité technique :ISO/TC 134ICS :65.080
- RSS mises à jour
