Chitosan

• 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:

  

• Safety Description:

  S24/25:;
  

• Company:

  Shenyang Xin Guang Chemical Factory     [ China ]        

• Contact:

  zhang

• Tel:

  024-89160086

• Fax:

  024-89160086

• Email:

  414850301@qq.com