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Medical biomaterial grade chitosan

Properties: White or light yellow powder or granular, tasteless,non-toxic, with good iquidity, soluble in acid, but insoluble in water,akali, and ordinary organic solvents.

Application: Chitosan has excellent biocompatilbility, degradability, and antibacterial properties. it can be used as a medical biomaterial and made into dressings, which have a good hemostatic effect and can promote wound healing. Studies haveshown that sutures made of chitosan fibers have good adaptability in the body and can be absorbed by the humanbody without removing stitches.

Quality standard
CAS9012-76-4
Molecular Formula

(C6H11NO4)n

AppearanceWhite or light yellow powder or flake
Particle Size40~100 mesh
StorageStore in tight, light-resistant containers
StandardGB
Deacetylated Degree≥90%/ ≥95%
Residue on Ignition≤1.0%
PH Value6.5-8.5
Heavy Metals≤10ppm
Matter Insoluble in Water≤1.0%
Moisture≤10.0%
ViscosityComplies
Mercury≤1.0ppm
Lead≤2.0ppm
Total Plate Count≤1000cfu/g
Yeast & Mold≤100cfu/g
Coliform's Group≤0.3MPN/g
SalmonellaNegative
StaphyloccusNegative