Guangzhou Qianyi Chemical Co., Ltd

Food grade chitin 
Molecular formula: (C8H13NO5)n 
Chemical name: B-1,4-poly-N-acetyl-D-glucosamine

Food grade chitosan

Molecular formula: (C8H13NO5)n

Chemical name: β-1,4-poly-N-acetyl-D-glucosamine
Character: Off-white, innocuous, flavourless semitransparent and amorphous solid. Insoluble in water, dilute acid, dilute alkali.

Applications
Widely existing in shell of shrimp and crab, insect shell, fungi cell and water plant's cell wall.Chitin is mainly made from shell of shrimp and crab, which is abundant basic raw material for chitosan and glucosamine through the techniques of decalcification,deproteinization and decoloration etc.