Chitosan is the N-deacetylated derivative of chitin, the second most abundant natural polymer on earth. Our chitosan is produced from premium crab and shrimp shells with deacetylation ≥95%, covering food, feed, agriculture and industrial grades — including water-soluble specialty grades.

Product Specification

• Source: crab & shrimp shell chitin
• Appearance: white to off-white flake/powder
• Degree of deacetylation: ≥95% (premium grade)
• Viscosity: multiple grades (low to high)
• Solubility: soluble in dilute organic acids; water-soluble grade available
• Grades: food / feed / agriculture / industrial
• Heavy metals: within food-grade limits

Key Benefits

• High deacetylation: ≥95% for maximum bioactivity
• Biocompatible: biodegradable, non-toxic natural polymer
• Versatile: one polymer, four application grade families
• Water-soluble option: specialty grade for acid-free systems
• Film & fiber forming: material-grade functionality

Main Applications

• Food: natural preservative coatings, dietary fiber
• Water treatment: flocculant for turbidity & heavy metals
• Agriculture: seed coating, soil conditioner
• Feed: gut health & immune support in animals
• Biomedical: wound dressings, drug delivery research

Why Choose Our Bulk Chitosan?

• GMP manufacturing: full quality control from raw material to finished product
• Complete documentation: COA, SDS, heavy metal and microbiology test reports available on request
• Flexible supply: multiple specifications in stock, from R&D samples to container orders
• Export experience: reliable shipping to EU, North America, Australia, Japan and Middle East

Recommended Usage

Application-dependent: food/supplement 1000–3000 mg per day; water treatment and agriculture per technical protocols. Custom viscosity and particle size available.

FAQ About Wholesale Chitosan

What is Chitosan?

The deacetylated derivative of chitin, from crab and shrimp shells.

What is the deacetylation degree?

≥95% for premium grades.

Is a water-soluble grade available?

Yes — specialty water-soluble grade available.

What grades are available?

Food, feed, agriculture and industrial.

How is it dissolved?

In dilute organic acids (e.g., 1% acetic acid); water-soluble grade needs no acid.

What is it used for?

Food coatings, water treatment, agriculture, feed and biomaterials.

Do you provide COA and SDS?

Yes — full documentation available on request.

What is the shelf life?

Typically 24 months stored sealed in a cool, dry place.

Can I get samples?

Yes — trial samples available.

What are your MOQ terms?

Flexible MOQ, discussed on inquiry.

Start Your Chitosan Bulk Order

Contact our sales team today for spec sheets, samples and bulk pricing — our technical team is ready to support your product development.