Specialty Additives Available — Bulk Only

Carrageenan

CGN
CAS 9000-07-1

A natural polysaccharide extract used as a thickener, stabilizer, and gelling agent in food, pharmaceutical, and cosmetic formulations.

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CAS Number
9000-07-1
Material Family
Specialty Additives
At a Glance
Material Family
Specialty Additives
Record Type
UVCB
Primary Role
Thickening / Rheology · Film Formation
Solubility
Soluble/dispersible in hot water; insoluble in organic solvents (typical)
Applications & Use Cases
  • Used as a gelling and thickening hydrocolloid in personal-care formulations such as toothpaste, lotions, and shampoos to build viscosity and stabilize emulsions.
  • Functions as a stabilizer and texturizer in dairy and plant-based beverages, where the kappa and iota grades suspend cocoa and proteins and prevent whey separation.
  • Serves as a film-forming and rheology-control agent in suspended air-freshener and fragrance gels for consumer and institutional products.
  • Applied as a binder and texture modifier in wet and dry pet-food formulations to control moisture and improve mouthfeel.
  • Used as a thickening agent in textile printing pastes and as a viscosity builder in waterborne specialty formulations.
Physical Properties
Appearance
White to tan coarse-to-fine powder (typical)
Odor
Odorless to slight (typical)
Solubility
Soluble/dispersible in hot water; insoluble in organic solvents (typical)
Molecular Weight
100,000-1,000,000 g/mol (typical polymer range)
pH 1% Solution
8-11 (typical)
Physical State
Solid powder (typical)
Loss on Drying
<= 12% (typical food/cosmetic grade)
Safety & Handling
Full SDS available on request

A grade-specific Safety Data Sheet (SDS) — with the complete hazard classification, handling precautions, and transport information — is supplied with every shipment and available on request. Confirm all safety and regulatory details against the SDS for your specific grade.

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Chemical Identity
CAS Number
9000-07-1
Synonyms & Trade Names
Carrageenin Irish moss extract Chondrus extract Kappa-carrageenan Iota-carrageenan Lambda-carrageenan E407 Galactan sulfate
Full Description

Regulatory & registration requirements

  • TSCA (US):
  • REACH (EU): Not determined from public registry
  • EC number: 232-524-2

TSCA Inventory flag XU: a substance exempt from reporting under the Chemical Data Reporting Rule (40 CFR 711) (EPA flag legend).

Source: EPA TSCA Inventory (July 2025 release) · ECHA CHEM — retrieved 2026-07-12

Disclaimer. Information on this page — including properties, identifiers, hazard, transport (DOT/UN) and tariff (HS) classifications, and applications — is provided for general reference and is compiled from authoritative public sources (e.g. PubChem/ECHA, 49 CFR 172.101, the Harmonized Tariff Schedule). Values are typical and are not a guaranteed specification; the Certificate of Analysis (CoA) for the lot purchased governs. Products are sold for industrial and professional use only. Nothing here is a medical, health, or efficacy claim or advice. Always consult the current Safety Data Sheet (SDS) before handling, storage, transport or disposal, and confirm regulatory status, classification and suitability for your application and jurisdiction. Hazard, transport and tariff classifications must be verified for your specific shipment. RawSource makes no warranty, express or implied, and assumes no liability for use of this information. Trademarks. Third-party trademarks and brand names are the property of their respective owners; any reference is nominative — used only to identify a comparable product — and does not imply affiliation with, sponsorship by, or endorsement by the trademark owner.