Chitosan Food Grade

Product Overview

CAS No.: 9012-76-4

MF: (C6H11NO4)n

Quality Control:ISO9001-2000,HALAL certificate,QS

Origin: Alaska Crab Shell

Physical Properties

Chitosan 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.

Technical Literature

Specification of Chitosan Food Grade

Test Items Specification
Appearance off-white powder
Degree of deactivation 85%/90%
PH Value 7.0-8.0
Loss on drying 10%
Residue on ignition 1.5% max (by weight)
Insoluble 1% max
Heavy metal (measured by Pb) 10 ppm max
As 1 ppm max
Total bacterial count 1000cfu/g max
Viscosity 500mpa.s max
Granularity 40mesh, 60mesh, 80mesh, 100mesh


1) Chitosan in the edible film industry: the edible film and coating extend the selflife for fresh or frozen foods,the chitosan film can protect the food from mositure and oxidantsand improve the quality,Due to chitosan film-forming pro perties, it have been successfully used as food wraps.
2)Chitosan for clarification and deacidification of fruit juices (fining agent):Chitosan is a good clarifying agent for grape fruit juice either with or without pectinase treatment.By adding chitosan to fruit juice, chitosan can decrease the amount of citric acid, tartaric acid, l-malic acid, oxalic acid andascorbic acid ect.
3) Recovery of solid materials from food processing wastes and water: Chitosan, with its partial positive charge, it can effectively function as a poly cationic coagulant in wastewater treatment Chitosan as a coagulating agent. Chitosan reduced the suspended solids of various food processing wastes.
4) Chitosan as Antioxidative agent: use chitosan to treat the meat such as beef,it will help the meat to prevent favour deterioration.

Packages & Delivery:

Packages: packed in 25KG net weight fiber drums with inner PE bags.
Delivery time: shipment effected within 15-20 days after order contract or order confirmed;
Samples delivery: we offer 500g samples for buy's own lab quality test under buyer's DHL account or paied by Paypal;
Inquiry: Interested buyer send us inquiry for samples and pricing by email: info@orisonchem.com