Alginate : An Overview of Extraction and Purification Processes, Quality Identification, and Multidomain Applications
Alginate is a natural anionic polysaccharide mainly derived from the cell walls of brown algae. Its repeating structural units consist of β-D-mannuronic acid (M) and α-L-guluronic acid (G) linked by 1→4 glycosidic bonds, and it occurs as blockwise distributions of M-blocks, G-blocks, and ...
危险品化学品经营许可证（带存储）