Properties: Off-white, innocuous, flavorless, amorphous and semitransparent solid, soluble in acid, insoluble in water and alkalis or ordinary organic solvents, decomposed at 185°C. Application: Widely used in the following industries: pharmaceuticals, food, health care, textile , dyeing and printing, leather, coating, tobacco, plastics, cosmetics, feed, color film, paper making, bioengineering, agriculture protecting and sewage treatment etc. |
Index
Items | Pharmaceutical Grade | Food Grade | Industrial Grade |
Appearance | Off-white powder | Off-white powder | White to Light Yellow Flake |
Deacetylated Degree% | ≥90%,95% | ≥85%,90%,95% | ≥70%, ≥80%.≥85%,≥90%, |
(5%,20°C) PH Value | 7.0-8.0 | 7.0-8.0 | 7.0-8.0 |
Density | 0.6-0.8g/ml | 0.6-0.8g/ml | 0.6-0.8g/ml |
Loss on Drying | ≤8% | ≤10% | ≤12% |
Residue on lgnition | ≤0.5% | ≤1.0% | ≤2.0% |
Insoluble Matter | ≤1.0% | ≤1.0% | ≤2.0% |
ppm Heavy Metals ppm | ≤10ppm | ≤10ppm |
|
ppm Arsenic ppm | ≤0.5ppm | ≤0.5ppm |
|
cfu/g Total Plate Count cfu/g | ≤1000cfu/g | ≤1000cfu/g |
|
mpa.s Viscosity mpa.s | 50~800mpa.s | ||
Particle Size | 40mesh, 60mesh, 80mesh, 100mesh | ||
Packing | Packing for medical and food grade:20.0kg,25kg/fiber drum(38.0cm×48.0cm,or42.0cm×60.0cm,) or according to order. |
edible chitosan