60.60 Standard published May 13, 2026
CEN
CEN/TC 454 Algae and algae products
European Norm
13.020.55 Biobased products
This document specifies a method for the quantitative determination of total uronic acids by High Performance Anion Exchange Chromatography coupled with Pulsed Amperometric Detection (HPAEC-PAD) after acid hydrolysis of the samples for algae and algae products. It specifies a method for the determination in one single analysis of mannuronic, glucuronic and guluronic acids in brown seaweed, and mannuronic and guluronic acids in alginate products. The sum of the individual uronic acid values is used for determining the total uronic acid content.
PUBLISHED
EN 18207:2026
60.60
Standard published
May 13, 2026