NBN EN ISO 21362:2026

This document describes the general principles of field-flow fractionation and specifies parameters, conditions and minimal reporting requirements, as part of an integrated measurement system, required to develop and validate methods for the application of asymmetrical flow and centrifugal field-flow fractionation in the analysis of nano-objects and their aggregates and agglomerates in aqueous media. General guidelines and procedures are provided to aid the user.