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Chitosan
High Density Chitosan
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iculture, Feed and Bait
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Speical Chitosan for
Tobacco
Chitosan
 
 
Chitosan
 

Properties: white, non-toxic, odorless, amorphous semitransparent solid, soluble in acid, insoluble in water and alkalis or organic solvents; decomposed at 185°C

Use: Widely used in

  • Pharmacy——pharmaceutical material and intermediate etc.;
  • Food Industry——food additives, thickening agent, preservative of fruit and vegetable.;
  • Environment Protection——solid-liquid separating medium, sewage dewatering agent etc.;
  • Textiles Industry——sizing agent and printing & dyeing auxiliaries;
  • Daily-use Chemicals Industry——moisture keeping agent, hair fixing agent;
  • Tobacco Industry——adhesive and tar reducing agent;
  • Agriculture——feed additive and seed processing agent;
Quality Index:

Item

Pharmaceutical Grade

Food Grade

Industrial Grade

Appearance

similar to white powder

similar to white powder

similar to white or light yellow semitransparent flake or powder

Degree of Deacetylation %

≥90%, 95%

≥85%, 90%, 95%

≥80%, 85%, 90%

pH(1% solution)

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%

Insolubles %

≤1.0%

≤1.0%

≤2.0%

Heavy metal (Pb)ppm

 ≤10ppm

 ≤10ppm

Arsenic ppm

0.5ppm

0.5ppm

Total Bacterial Number cfu/g

1000cfu/g

1000cfu/g

Viscosity (1% solution)mpa.s

30-1000mpa.s

Mesh

40mesh, 60mesh, 80mesh, 100mesh

 
 

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