Quick details for Chitosan
Chemical Name: Chitosan
CAS No: 9012-76-4
Appearance: White to light yellow powder
DAC: 80%~95%
Standard: Could offer industry grade, food grade, agriculture grade and more.
Specification for Chitosan
Industry grade
Item |
Specifications |
Appearance |
Yellowish or white powder |
Identification |
Adding CuC4H4O6 TS and heating a brick-red or deep brown precipitate is formed |
DAC degree |
≥80% |
Viscosity |
50 mpa.s ~800 mpa.s |
Moisture |
≤10.0% |
Ash |
≤3.0% |
pH |
7.0~8.0 |
Acid-insoluble substance |
≤2.0% |
Food grade
Item |
Specifications |
Appearance |
Whitish powder |
Deacetylation Degree |
≥90% |
PH Value (1%.25°) |
7.0~8.5 |
Moisture |
≤10.0% |
Ash |
≤1.0% |
Viscosity |
10~200 mpa·s |
Acid-insoluble substance |
≤1.0% |
A rsenic |
≤1ppm |
Mesh Size |
100% thru 80 mesh |
Bulk Density |
≥0.3g/ml |
Total Aerobic Microbial Count |
≤1000cfu/g |
Yeast Mold |
≤100cfu/g |
E-Coli |
Negative |
Salmonella |
Negative |
Usage for Chitosan
1. For Industry grade Chitosan, Industrially, it can be made into a new type of chitin-type fabric finishing agent that does not contain formaldehyde, with good mechanical strength and chemical stability. In terms of environmental protection, chitosan can be used for the treatment of industrial wastewater and heavy metals extraction.
2. Food grade Chitosan can be used as adhesive, humectant, clarifier, filler,emulsifier, glazing agent and thickening stabilizer in food industry. It can also be used as a functional oligosaccharide to lower cholesterol and improve immunity.
Package for Chitosan
Fiber drums lined with two layers of polyethylene film plastic bags (25.0kg), or packaging as required by the customer.
Storage for Chitosan
Storage in clean and dry place.



Packing:
1kg/aluminium foil bag, with two plastic bags inside.
· 25kg/fiber drum, with two plastic bags inside.
· 25kg/bag, with two plastic bags inside.
25kg/carton box with two plastic bags inside.
Delivery:
≤50kg, Courier door to door delivery recommended;
≤500kg,Air shipping recommended, CIP to your airport;
>500kg, Sea shipping recommended, FOB, CFR, or CIF to your sea port;
For high value products, please select air shipping and courier delivery for safety.
About us
Refine Chemical is a manufacturer and exporter for chemical materials. We have diversified activities in R&D, production, sales and also trading. Our factory was established in September of year 2000 with total area 150,000 square meters, we specialize in the business of organic intermediate, daily chemical, catalysts & chemical auxiliary agents, and fine chemicals. Our company has passed ISO9001, ISO14001 quality and environmental management system certification.
With the increasing of export business, our exporting company was established in the year of 2015. In the past 7 years since its establishment, we have won many high-quality customers ranked high in the industry with high-quality products, first-class services and most competitive prices. Our products are exported to Japan, South Korea, Europe, the United States, South America, Southeast Asian countries, and have been highly praised by customers.
We also have an international procurement team to engage in procurement of chemical engineering materials in China for international companies. Based on our considerate service and strict quality management procedure, we have assisted many foreign large-scale companies in completing the procurement of various chemical engineering products, and got high evaluation.
We will be always committed to becoming the best choice for customers in chemical industry.
Our service
FAQ
1.DO YOU ACCEPT SAMPLE ORDER?
We accept sample orders. We will make samples before mass production, and after sample approved, we'll begin mass production. Doing 100% inspection during production, then do random inspection before packing.
2.HOW TO CONFIRM THE PRODUCT QUALITY BEFORE PLACING ORDERS?
You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.
3.WHAT'S YOUR MOQ?
Our MOQ is 1kg. Usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.
4.DO YOU SUPPLY PRODUCT REPORT?
Yes. We'll give you product analysis report before shipping.
5.IS THERE A DISCOUNT?
Different quantity has different discount.