| Description: |
Scientific Name: ß-1,4-poly-N-acetyl-D-glucosamine
Molecular formula : (C8H13NO5)n
CAS No. 1398-61-4
HS No. 2922 5000
Physical characteristics
White or off-white amorphous translucent flake. Insoluble in water, dilute acid, dilute alkali, concentrated alkali and ordinary organic solution etc. There are three crystallographic forms, a, ß and ?. Widely existing in shell of shrimp and crab, insect shell, fungi cell wall and plant cell wall.
Chitin is mainly made from shrimp shell and crab shell, and it is basic raw material of chitosan and glucosamine.
Structure:
Food grade chitin
Raw material
From deep-sea crab shell or shrimp shell, such as Alaska snow crab shell.
Specification
Appearance: white flake or powder
Moisture content: less than 10%
Ash content: less than 1% |
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