China Aspergillus Niger Chitosan, 99% Food Grade Aspergillus Niger Chitosan, 98% Food Grade Aspergillus Niger Chitosan, Medical Grade 98% 99% Chitosan, Find details about China Chitosan, Chitin from Aspergillus Niger Chitosan, 99% Food Grade Aspergillus Niger Chitosan, 98% Food Grade Aspergillus Niger Chitosan, Medical Grade 98% 99% Chitosan
tem | Pharmaceutical Grade | Food grade | Industrial grade |
Apparence | off-white powder | off-white powder | off-white powder or light yellow semitransparent flake or power |
Degree of deacetylation,% | ≥85,90,95 | ≥85,90,95 | ≥85,90,95 |
ph(1%) | 7.0-8.0 | 7.0-8.0 | 7.0-8.0 |
Loss on drying,% | ≤10 | ≤10 | ≤12 |
Residue on Ignition,% | ≤1.0 | ≤1.0 | ≤2.0 |
Insoluble,% | ≤1.0 | ≤1.0 | ≤2.0 |
Heacy Metals,ppm(as Pb) | ≤10 | ≤10 | / |
Arsenic,ppm | ≤0.5 | ≤0.5 | / |
Total Plate Count,cfu/g | ≤1000 | ≤1000 | / |
Yeast,cfu/g | ≤100 | ≤100 | / |
E.Coli | Negative | Negative | / |
Salmonella | Negative | Negative | / |
Viscosity(1%,20°C) | 300-1000 | ||
Particle size,mesh | 40,60,80,100 |