This chitosan is 100% natural and hypoallergenic. It is produced by chemical deacetylation of the polysaccharide chitin derived from the fungus Aspergillus niger.
Note : Degree of deacetylation (DD%) & molecular weight can be customized
Aspergillus niger Chitosan
- Appearance : White - yellow powder
- Particle size : 40--90 mesh
- Ash content ≤ 2 %
- Degree of Deacetylation (%DD) : 85--98%
- Viscosity : 20--120 cps
- Loss on drying ≤ 8 %
- Odor : Characteristic
- As (Arsenic) ≤ 2.0 ppm
- Pb (Lead) ≤ 1.0 ppm
- Hg (Mercury) ≤ 0.5 ppm
- Cd (Cadmium) ≤ 0.5 ppm
- Heavy metals Sum ≤ 20 ppm
- E.coli /g : Absent
- Salmonella spp./g : Absent
- Total Plate Count ≤ 1000 CFU/g
- Yeast & Mold ≤ 100 CFU/g
- Shelf life : 2 years