Appearance:White to Off-white powder Description About Chitosan CAS 9012-76-4:
Chitosan is a linear polysaccharide composed of randomly distributed β-(1-4)-linked D-glucosamine (deacetylated unit) and N-acetyl-D-glucosamine (acetylated unit). It is made by treating shrimp and other crustacean shells with the alkali, sodium hydroxide.
Chitosan has a number of commercial and possible biomedical uses. It can be used in agriculture as a seed treatment and biopesticide, helping plants to fight off fungal infections.
In addition, chitosan can absorb dye, protein, amino acid, nucleic acids, enzymes and halogen through ion exchange and complexation effect, which therefore can be used in the treatment of dye wastewater, printing and dyeing wastewater, food industrial wastewater , so as to purify the environment and protect human health.