Chitosan

Technical Specification of Chitosan

Parameter	Chitosan
Raw Material	Crab shell
Particle Size	Flake or Powder
Water lost on drying	< 8%
Ash Content (%)	< 0,5%
Solubility in 1% Acetic Acid	> 99%
Degree of deacetylation	> 80%
Total Microbial Count	< 104 cfu/gram
Collform	Negative
Staphycoccus Aureus	Negative
Salmonella	Negative
Vibrio Cholerae	Negative
Mstals (ppm
Pb	< 0,1
Cu	3.38
Zn	6.48
Hg	< 0.001
As	< 0.002
Cd	< 0.003
Appearance	Off White-White
Particle Size	Powder
Degree of deacetylation	> 90%
Viscosity	< 150 Cps

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