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Business Type:Trading Company
Mobile: 18954221560
Tel: 18954221560
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Province/state: Shangdong
City: Qingdao
Street: No.1581-12,Jinshui Road, Licang, Qingdao,China
Contact SuppliersCAS NO.11114-20-8
CAS NO.11114-20-8
Product: CarrageenanCAS No.: 11114-20-8Manufacturer: East ChemsourcesCore Advantage: Factory Direct Supply - Best Competitive PriceDocument Date: 2026.01.30Version: V1.0
| Item | Details |
|---|---|
| Chemical Name | Carrageenan (Polysaccharide Sulfate from Red Seaweed) |
| Synonyms | Carrageenin; Seaweed Gel; Red Algae Extract |
| Molecular Formula | (C??H??O??S?)? (Variable molecular weight based on grade) |
| Molecular Weight | 100,000 - 2,000,000 g/mol (Typical range) |
| Appearance | Off-white to pale yellow free-flowing powder; Odorless |
| Property | Typical Value | Test Method |
|---|---|---|
| Solubility | Soluble in hot water (≥60℃); Swells in cold water; Insoluble in ethanol, ether, oil | Visual & Gravimetric |
| pH Value (1% Aqueous Solution, 25℃) | 6.0 - 8.0 (Neutral grade); 3.5 - 5.5 (Acid-stable grade) | pH Meter |
| Bulk Density | 0.40 - 0.60 g/cm³ | Pycnometer |
| Moisture Content (Max) | See Technical Specifications below | Loss on Drying (105℃, 4h) |
| Gel Strength | Grade-dependent (see Section 3) | Brookfield Gel Tester |
| Color (Gardner, Max) | 8 | Gardner Color Scale |
Customizable grades available (Kappa, Iota, Lambda, Blended) per customer requirements
| Index | Kappa Carrageenan (Food Grade) | Iota Carrageenan (Food Grade) | Lambda Carrageenan (Food Grade) |
|---|---|---|---|
| Moisture, % (Max) | 12.0 | 12.0 | 12.0 |
| Ash Content, % (Max) | 30.0 | 30.0 | 35.0 |
| Sulfate Content, % | 15.0 - 20.0 | 20.0 - 25.0 | 25.0 - 30.0 |
| Gel Strength (6% Soln, 25℃), g/cm² | ≥800 | ≥200 | N/A (Non-gelling) |
| Viscosity (1% Soln, 75℃), cP | 500 - 1500 | 300 - 1000 | 1000 - 3000 |
| Heavy Metals (as Pb), ppm (Max) | 10 | 10 | 10 |
| Arsenic (As), ppm (Max) | 3 | 3 | 3 |
| Mercury (Hg), ppm (Max) | 0.1 | 0.1 | 0.1 |
| Microbiological Limits | Meet FDA/EFSA/FCC Standards | Meet FDA/EFSA/FCC Standards | Meet FDA/EFSA/FCC Standards |
Carrageenan is a high-performance natural hydrocolloid with thickening, gelling, stabilizing and emulsifying properties, widely used in:
This Technical Data Sheet (TDS) is provided by East Chemsources for informational purposes only, based on our current knowledge and factory testing results. It is not intended to be a comprehensive safety or performance document, and does not constitute a warranty (express or implied) of any kind. The user is responsible for conducting their own tests to verify the suitability of the product for specific applications, and complying with all applicable local, national and international regulations for use, handling and disposal. East Chemsources shall not be liable for any damages resulting from improper use or application of the product.

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Founded in 2008, we are a fully integrated enterprise specializing in the research, development and manufacturing of chemical products. Over the past 15 years+, leveraging continuous technological innovation and strategic talent acquisition, we have experienced robust growth and emerged as a modern, internationalized and diversified chemical conglomerate. Presently, our product portfolio spans four core categories – food additives, pharmaceutical raw materials, specialty chemicals and personal care ingredients – with a global footprint covering more than 80 countries and regions worldwide.
Since inception, we have steadfastly upheld our corporate tenet: "Integrity First, Quality Paramount". We are dedicated to fostering a customer-centric service philosophy, anchored in meeting client requirements, driving customer value creation and fulfilling client objectives. Guided by a forward-looking perspective and collaborative mindset, we strive to deliver sound financial returns, optimize market operations and build a distinguished, industry-leading brand.
Regardless of your project scale or scope of service requirements – spanning a single business segment, multiple domains or our full suite of capabilities – our unwavering commitment to delivering premium-quality outcomes remains consistent. We eagerly anticipate forging mutually beneficial partnerships with you
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