Product Name: Chitosan
CAS No.: 9012-76-4
Molecular Formula: (C6H11NO4)n=(161)n
Molecular Weight: 161·n
EC No.: 222-311-2
Brief Introduction of Chitosan:
Chitosan is the product of natural polysaccharide chitin by removing part of the acetyl group. It has various physiological functions such as biodegradability, biocompatibility, non-toxicity, antibacterial, anticancer, lipid-lowering, and immune enhancement. It is widely used in food additives, textiles, agriculture, environmental protection, beauty care, cosmetics, antibacterial agents, medical fibers, medical dressings, artificial tissue materials, drug sustained-release materials, gene transduction carriers, biomedical fields, medical absorbable materials, tissue engineering carrier materials, many fields such as medical treatment, drug development and other daily chemical industries.
| Test Items | Specifications |
| Appearance | Off-white or light yellow powder |
| Identification | Adding CuC4H4O6TS and heating a brick-red or deep brown precipitate is formed |
| DAC Degree | Not less than 90% |
| Viscosity | 50mpa·s ~ 800mpa·s |
| Moisture | Not more than 10.0% |
| Ash | Not more than 1.5% |
| pH Value | 6.5 ~ 8.5 |
| Acid-insoluble Substance | Not more than 1.0% |
| Bulk Density | Not less than 0.3g/mL |
| Arsenic(As) | Not more than 0.5ppm |
| Particle Size | Meets the requirements |
| Total Plate Count | Not more than 1000CFU/g |
| Yeasts & Moulds | Not more than 100CFU/g |
| Escherichia coli | Negative |
| Salmonella | Negative |
Packaging: 25kg full paper drum (400mm×500mm) lined with two layers of polyethylene film plastic bag, or according to the specific requirements from customers.
Storage & Transportation:
Sealed packaging. Store in a dry, clean, cool place. When transporting, load and unload lightly, and shall not be mixed with harmful, poisonous and easily polluting items, and it is strictly prohibited to be exposed to rain.
Shelf Life: 24 months if stored under above conditions.
