Name:
Other Names:
CAS No:
H.S Code:
Name:
Other Names:
CAS No:
H.S Code:
Chitosan Food Grade
Deacetylchitin
9012-76-4
39139000
Chitosan food grade is a Off-white powder,flavorless semi-transparent and amorphous solid. Soluble in acid, but insoluble in alkali and water or in ordinary organic solvent. Decomposed at 185°C.Chitosan is produced commercially by deacetylation of chitin by treating crabs and shrimp with the alkali sodium hydroxide it is a kind of unique fat-absorbing dietary fiber. Food grade of Chitosan uses snow crab and red crab shell as raw materials to strictly control other impurities.
Items | Specifications |
Appearance | Off-white |
D.A.C % | 90 min |
Ash % | 1.0 max |
Moisture % | 10.0 max |
Insoluble % | 1.0 max |
Viscosity (Mpa.S) | 500 (1%CTS,1%HAC,22℃) |
Particle size | 80 mesh |
PH | 7.0——8.5 |
Arsenic (ppm) | 1 ppm max |
Pb (ppm) | 0.5 ppm max |
Coli form bacteria | Negative |
Salmonella sp. | Negative |
Yeast (cfu/g) | 100 max |
Total plate count (cfu/g) | 1000 max |