Products

Chitosan

(CHITOSAN)
CAS: 9012-76-4

Product name: Chitosan

Approximate Molecular weight: (C₆H₁₁NO₄)n=(160.9)n
Properties: white , non-toxic, tasteless , formless translucent solid.
Quality index:

	Pharmaceutical grade	Food grade		Industrial grade
		Low viscosity	Moderate viscosity	Low viscosity	Moderate viscosity	High Moderate
Appearance	white translucent flaky matter or powder	white or light yellow translucent flaky matter or powder		white or light yellow translucent flaky matter or powder
PH value%	7－8	7－8		7－8
Moisture %	≤8	≤8		≤12
Ash %	≤1	≤1		≤2
Insoluble matter %	≤1	≤1		≤2
As(As)%	< 0.0005	< 0.0005
The total number of bacteria	< 1000p/g	< 3000p/g
Heavy metals(Pb)%	< 0.0015	< 0.0015
Deacetylation % *	90～93	90～95	85～90	85～95	80～90	>80
Viscosity(mpa.s) (20℃) **	50～800	5～50	50～300	5～50	50～300	>800
Granularity	60mesh, 80mesh, 100mesh, 120mesh
Packing: food grade, Pharmaceutical grade are kept in carton:20kg, 25kg, Specification of drum 38cm×48cm, 42cm×70cm.

* we can offer high pure Chitosan (Deacetylation>95%).
** Viscosity is tested in 20℃, 1%Chitosan and 1% acetic acid solution
Note: Following your demands, we can offer special specifications (Deacetylation or Viscosity)of products

Uses: Widely used in textile, printing and dyeing, leather, paint, cigarettes, plastics, cosmetics, food, feed, medicine, health, color film, paper, bio-engineering, agriculture, plant protection, sewage disposal areas. In food industry, it is a natural, non-toxic fresh-keeping agent, flocculant, and can adsorb Heavy metals ions in water such as cadmium, mercury, copper, etc. .