Minimum Order: 0
Quality/Safety Certification: 0.00
1.medical/food/industry grade
2.40-100mesh
3.molecular weight (20,000-300,000) and Chitosan Oligosaccharide (1,000-8,000).
Character:
Off-white, innocuous, flavourless semitransparent and amorphous solid. Soluble in acid, but insoluble in alkali and water or in ordinary organic solvent. Decomposed at 185°C. | | Applications:
Widely used in the following fields: textile, dyeing, leather, dope, tobacco, plastic, cosmetic, food, feed, medication, health food, color film, bioengineering, agriculture, sewage treatment. |
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Standard: |
Items | Medical Grade | Food Grade | Industrial Grade | Appearance | Off-white powder | Off-white powder | Off-white to yellowish semitransparent flaker or powder | Deacetylation* Degree | >90%, 95% | >85%, 90%, 95% | >70%, 80%, 85% | pH Value | 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% | Insoluble Matter | <1.0% | <1.0% | <2.0% | Heavy Metals(Count as Load) | ≤10ppm | ≤10ppm | | Arsenic | ≤0.5ppm | ≤0.5ppm | | Total Plate Count | ≤1000cfu/g | ≤1000cfu/g | | Viscosity** | 50-800mpa.s | Particle Size | 40mesh, 60mesh, 80mesh, 100mesh | Packing for medical and food grade: 20.0kg, 25.0kg/fiber drum (Φ 38.0cm×48.0cm or Φ 42.0cm×60.0cm), or according to demand. |
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*(1)We can supply high-purity chitosan with deacetylation degree >95%. **(2)The viscosity is determined at 20°C with 1°C chitosan in 1°C acetic acid. The different applications of chitosan demand different type of chitosan, We can supply it according to the needs. |
We can provide special molecular weight Chi Chitosan (20,000-300,000) and Chitosan Oligosaccharide (1,000-8,000). |
