Marine Biopolymers · Full Product Catalog

From Marine Resources to
High-Value Biomaterials

A circular marine biotechnology platform producing chitosan-based biomaterials and bio-based solutions from seafood by-products — across raw materials, cosmetic actives, and finished agricultural products.

1,200+Applications
500+Industries
5Int'l Awards
5 yrsR&D

Chitosan Powders & Flakes

Three molecular weight grades with controlled deacetylation, purity, and viscosity — designed for seamless integration across formulation pipelines.

Lw Grade

Chitosan Lw

CAS 9012-76-4 · Low Molecular Weight

Enhanced solubility and high reactivity. Optimal for agriculture, water treatment, and advanced biomaterials requiring fast dissolution and controlled release.

Mol. Weight
20–200 kDa
DDA
>90%
Viscosity
≤200 mPa·s
Moisture
≤10%
Mw Grade

Chitosan Mw

CAS 9012-76-4 · Medium Molecular Weight

Balanced solubility and film-forming capacity. Ideal for cosmetics, personal care, and encapsulation systems requiring structural integrity and bioadhesion.

Mol. Weight
200–800 kDa
DDA
>85%
Viscosity
≤200 mPa·s
Moisture
≤10%
Hw Grade

Chitosan Hw

CAS 9012-76-4 · High Molecular Weight

Superior gelling ability and robust structural performance. Suited for industrial applications, heavy-metal chelation, and durable polymer coatings.

Mol. Weight
>800 kDa
DDA
>80%
Viscosity
≤200 mPa·s
Moisture
≤10%

Chitosan Gels & Solutions

Ready-to-use solubilized chitosan in organic acid salt form. Grade, concentration, pH, and source fully customizable on demand.

Salt form

Chitosan Acetate

Acetic acid salt · Liquid or gel

The most widely used chitosan salt. Excellent solubility at low pH, broad compatibility with agricultural and cosmetic formulations.

Form
Liquid / Gel
MOQ
170 L
Salt form

Chitosan Lactate

Lactic acid salt · Liquid or gel

Preferred in cosmetic and personal care for skin compatibility and smooth sensory profile. Suitable for hair care and moisturizing systems.

Form
Liquid / Gel
MOQ
170 L
Salt form

Glucolate & Salicylate

Specialty organic acid salts · Custom

Targeted salt forms for wound care, nutraceuticals, and active delivery. Available in custom concentrations and molecular weights.

Variants
Gluc. / Salic.
Config
Fully custom

Specialty & Derivative Products

Advanced chitosan derivatives and value-added marine co-products — available on demand, with custom synthesis options.

On demand

Chitosan Oligosaccharides

COS · Water-soluble · Low DP

Exceptional bioavailability and prebiotic activity. Water-soluble at neutral pH. Used in nutraceuticals, gut health, and plant elicitor applications.

On demand

Chitosan Nanoparticles

Nano-scale · Custom size range

Engineered nano-delivery systems for encapsulation, targeted delivery, and active ingredient protection in cosmetics, pharma, and crop science.

On demand

Carboxymethyl Chitosan

CMC · Water-soluble at neutral pH

Water-soluble across neutral and alkaline pH. Ideal for hydrogels, wound dressings, cosmetic formulations, and controlled release matrices.

Chitosan HCl & Custom Salts

HCl · Lactate/Acetate blend · Custom

Additional acid salt forms including chitosan HCl and blended formulations. Specifications tailored to your application and regulatory requirements.

Chitosan products

Intermediary Products

Precursor and co-product streams from our biorefinery — the building blocks and circular by-products of chitosan manufacturing, available for research, industrial, and feed applications.

Precursor

Chitin

Native & processed · Powder & flakes

The structural precursor to all chitosan grades. Native (HMW, high DA), partially deacetylated (DA 50–80%), and hydrolysed forms available. The world's second most abundant natural polymer after cellulose.

MOQ
100 kg
Forms
Powder & Flakes
DA Range
50 – >90%
Origin
Marine crustacean

Shrimp & Crab Powder

Marine co-products · Dried & milled

Dried crustacean by-products rich in chitin, protein, and astaxanthin. Suitable for animal feed, aquaculture, and organic fertilizer applications.

Calcium Citrate

Food-grade · High bioavailability

Food-grade calcium citrate recovered from the demineralization stage of chitosan extraction — circular by-product valorization at its core. Available in powder & liquid.

Packing Options & MOQ

Flexible formats from lab sample to full pallet scale. Custom labeling and private label packaging available.

Available Pack Formats

All formats comply with international export and logistics standards.

Powders & Flakes
Sample
0–1 kg
Carton
1–10 kg
Barrel
10–25 kg
Pallet
25–500 kg
Liquids & Gels
Bottle
1 L
Poly drum
5–20 L
Drum
200 L
IBC
1000 L
Chitosan Powders
50 kg
Chitin
100 kg
Gels & Solutions
170 L
Specialty Products
Upon consultation
R&D / Lab Samples
Free or charged

Pricing, Lead Times & Quality

Pricing Structure

Determined by product grade, purity, molecular characteristics, concentration, formulation complexity, packaging, and order volume. Volume discounts, long-term supply agreements, and OEM manufacturing conditions can be discussed.

Lead Times

Standard references are produced within short cycles. Tailor-made formulations and private-label projects may require additional development and validation time. Pilot-scale batches available for industrial trials.

Quality Commitment

Manufactured under HACCP principles with rigorous batch testing, analytical verification, and full traceability. Certificate of Analysis provided with every shipment. Shelf life: ≥4 years below 30°C.

Request a quote or sample

For detailed pricing, lead times, and custom specifications, contact our sales team directly.

Ready to work with CHITELIX?

Raw materials, cosmetic actives, or finished agricultural products — our team is ready to support your R&D and scale-up.

📍 Technopôle Agroalimentaire de Bizerte, 7080, Tunisia