Table 4 Physiochemical properties of chitin and chitosan
From: Seafood waste: a source for preparation of commercially employable chitin/chitosan materials
S. no | Properties | Chitin | Chitosan |
|---|---|---|---|
1 | Structure | Poly-(2-acetamido-2-deoxy-d-glucose) | Poly-(2-amino-2-deoxy-d-glucose) |
2 | Deacetylation degree (%) | < 50 | 80–95 |
3 | Molecular weight (kDa) | 100–1000 | 20–750 |
4 | Solubility | Less soluble | More soluble |
5 | Reactive groups | Hydroxyl and carboxyl groups | Amino and hydroxyl groups |