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Chitosan

Inquiry
  Post Date: Feb 27,2013
  Expiry Date: Aug 26,2013
  Detailed Description: Cas No. :9012-76-4 Quantity: 1Kilograms
Specs:Off white powder
Payment Method: TT% in advance or Irrevocable L/C at sight
Standard:

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.


  CAS Registry Number:

9012-76-4
  Synonyms: ;beta-(1,4)-2-Amino-2-deoxy-D-glucose;beta-1,4-Poly-D-glucosamine;Deacetylated chitin;Poliglusam;Poly-D-glucosamine;2-amino-2-deoxy-beta-D-glucopyranosyl-(1->4)-2-amino-2-deoxy-beta-D-glucopyranosyl-(1->4)-2-amino-2-deoxy-beta-D-glucopyranosyl-(1->4)-2-amino-2-deoxy-beta-D-glucopyranosyl-(1->4)-2-amino-2-deoxy-beta-D-glucopyranosyl-(1->4)-2-amino-2-deoxy-beta-D-glucopyranosyl-(1->4)-2-deoxy-2-[(methoxycarbonyl)amino]-beta-D-glucopyranosyl-(1->4)-2-amino-2-deoxy-beta-D-glucopyranosyl-(1->4)-2-amino-2-deoxy-beta-D-glucopyranose;
  Molecular Formula: (C6H11NO4)n
  Molecular Structure: 9012-76-4 Chitosan
  Safety Description: S24/25:;

  Company: Shenyang Xin Guang Chemical Factory     [ China ]        
  Contact: zhang
  Tel: 024-89160086
  Fax: 024-89160086
  Email: 414850301@qq.com
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