Specifications

1.
Used in cosmetic,water treatment field,pharmaceutical field
2.
Off-white, innocuous, flavourless semitransparent

  

Features:

Off-white, innocuous, flavourless semitransparent and amorphous solid. Soluble in acid, but insoluble in alkali and water or in ordinary organic solvent. Decomposed at 185°C.

Applications:
Widely used in the following fields: textile, dyeing, leather, dope, tobacco, plastic, cosmetic, food, feed, medication, health food, color film, bioengineering, agriculture, sewage treatment.

 

** (1)We can supply high-purity chitosan with de-acetylation degree >95%.

 

**(2)The viscosity is determined at 20°C with 1°C chitosan in 1°C acetic acid.

 

he different applications of chitosan demand different type of chitosan, We can supply it according to the needs.

We can provide special molecular weight Chi Chitosan (20,000-300,000) and Chitosan Oligosaccharide (1,000-8,000).

 

Items	Medical Grade	Food Grade	Industrial Grade
Appearance	Off-white powder	Off-white powder	Off-white to yellowish semitransparent flaker or powder
Deacetylation* Degree	>90%, 95%	>85%, 90%, 95%	>70%, 80%, 85%
pH Value	7.0-8.0	7.0-8.0	7.0-8.0
Loss on Drying	<8.0%	<10.0%	<12.0%
Residue on Ignition	<1.0%	<1.5%	<2.0%
Insoluble Matter	<1.0%	<1.0%	<2.0%
Heavy Metals(Count as Load)	≤10ppm	≤10ppm
Arsenic	≤0.5ppm	≤0.5ppm
Total Plate Count	≤1000cfu/g	≤1000cfu/g
Viscosity**	50-800mpa.s
Particle Size	40mesh, 60mesh, 80mesh, 100mesh
Packing for medical and food grade: 20.0kg, 25.0kg/fiber drum (Φ 38.0cm×48.0cm or Φ 42.0cm×60.0cm), or according to demand.

Can be packed and shipped as required.

Your satisfication-our target.

Qingdao  Yunzhou Biochemistry Co., Ltd was founded in 2002 in Jimo, Qingdao,China by  its owner and also managing director Mr. Wang Kaiyu., now a leading manufacturer dedicated in Chitosan and supplying to both domestic and overseas markets like USA, Asia countris as well as European countries. Yunzhou has grown from a chemical factory into a very professional enterprise with its trade department in central area of qingdao,

Relying on the technology of institute of Oceanology, having cooperated with Ocean University of China for many year, as member of Qingdao Chitin Research Society, Yunzhou is able to guarantee and maintain high quality in manufacturering and sourcing. Yunzhou understands well that the needs of our clients are very demanding and our people strive to achieve whatever the best in their own position and save no efforts in satisfying our customers requirements, which ensure ourself a very solid and distinguished supplier in the chitosan market both domestic and overseas.

We produce Chitosan in many series, food grade, industrial grade, medical grade. And Chitosan we supplied has been wildely used in pharmaceutical industry, heathy food, research field, water treatment area, cosmetic, textile,tobacco and many others.

In addition to the above mentioned products, we also produce Oligo-chitosan and collagen related products.We also can produce chitosan related products as the specific requirements of our customers.

 

Our certifiates

 

 

Our production facilities