ISO/DIS 25341:2025
Active Draft standard
Most Recent

ISO/DIS 25341:2025

Fertilizers, Soil conditioners and Beneficial Substances — Determination of polyglutamic content

Summary

This document specifies the determination of polyglutamic acid content in fertilizers by high-performance liquid chromatography-tandem mass spectrometry (HPLC-MS), pre-column derivatization high-performance liquid chromatography (HPLC) with dansyl chloride and amino acid analyzer. This document applies to fertilizers, soil conditioners and Beneficial Substances that contain polyglutamic acid and do not contain other components that produce glutamic acid upon hydrolysis.

Notes

40.00 : DIS enregistré

Technical characteristics

Publisher International Organization for Standardization (ISO)
Publication Date 12/25/2025
Edition 1
Page Count 13
EAN ---
ISBN ---
Weight (in grams) ---
No products.

Previous versions

Contact us