Arabinogalactan

CAS Number
9036-66-2
EC Number
232-910-0
FEMA Number
FEMA 3254

What is Arabinogalactan?

Arabinogalactan (CAS 9036-66-2) is a naturally derived polysaccharide extracted primarily from larch wood. Also marketed as FiberAid; E409.

Where is Arabinogalactan used?

  • Food and beverage: low-viscosity bulking agent and fiber-enrichment ingredient
  • Pharmaceutical: tablet binder and excipient
  • Dietary supplements: immune-support and gut health formulations
  • Personal care: improves skin feel and moisture retention in serums, creams and leave-on treatments
  • Agriculture: carrier and dispersant in crop protection formulations
  • It functions as a dietary fiber source and prebiotic agent.

Good to know: Food-grade and USP-compliant specifications exist; FCC-grade material is commonly sourced for dietary supplements and functional foods.

Commercial specifications

  • Bulk quantities standard
  • Certificates of analysis aligned to prebiotic fiber content; safety data sheets

Other Names (Synonyms)

D-Galacto-L-arabinan|L-Arabino-D-galactan|FiberAid|E409

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What are the physical properties of Arabinogalactan?

Melting Point 170 °C (decomp)
Color White to Pale Beige
Odor at 100.00 %. very mild balsam pine resin
Form lyophilized powder
Water Solubility H2O: 50mg/mL, clear to slightly turbid, colorless to slightly brownish-yellow
Refractive Index 10 ° (C=1, H2O)

Which trade and regulatory codes apply to Arabinogalactan?

HS Code 2940.00.6000
WGK (Germany) 3
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