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EN 18207:2026

Algae and algae products - Determination of the uronic acids content of brown seaweed and alginate products EN 18207:2026

Publication date:   Jun 11, 2026

General information

60.60   Standard published   May 13, 2026

CEN

CEN/TC 454 Algae and algae products

European Norm

13.020.55   Biobased products

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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.

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EN 18207:2026
60.60 Standard published
May 13, 2026




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