Product Name

  • Name

    KARAYA GUM

  • EINECS 232-539-4
  • CAS No. 9000-36-6
  • Density
  • Solubility
  • Melting Point
  • Formula
  • Boiling Point
  • Molecular Weight 0
  • Flash Point
  • Transport Information
  • Appearance
  • Safety
  • Risk Codes
  • Molecular Structure Molecular Structure of 9000-36-6 (KARAYA GUM)
  • Hazard Symbols
  • Synonyms Crystalgum;E 416;Gum karaya;Gums, karaya;Gums, sterculia;Indian tragacanth gum;Inolaxol;Kadai gum;Kadaya gum;Karaya K 5;Karayacol;Katilo gum;Kullo gum;Lamegum;Mucara;Siltex gum;Tab gum;
  • PSA 0.00000
  • LogP 0.00000

Sterculia gum Consensus Reports

Reported in EPA TSCA Inventory.

Sterculia gum Specification

The Sterculia gum, with the CAS registry number 9000-36-6, is also known as Karaya gum. Its EINECS number is 232-539-4. Its classification codes are: (1)Surgical Fixation Devices; (2)TSCA Flag XU [Exempt from reporting under the Inventory Update Rule]; (3)Tissue adhesives. It is a vegetable gum produced as an exudate by trees of the genus Sterculia. Chemically, it is an acid polysaccharide composed of the sugars galactose, rhamnose and galacturonic acid. It is used as a thickener and emulsifier in foods, as a laxative, and as a denture adhesive. It is also used to adulterate Gum Tragacanth due to their similar physical characteristics. 

The toxicity data is as follows:

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
hamster LD50 oral 6900mg/kg (6900mg/kg)   Food & Drug Research Laboratories, Inc., Papers. Vol. 124, Pg. -, 1976.
mouse LD50 oral 8200mg/kg (8200mg/kg)   Food & Drug Research Laboratories, Inc., Papers. Vol. 124, Pg. -, 1976.
rabbit LD50 oral 6400mg/kg (6400mg/kg)   Food & Drug Research Laboratories, Inc., Papers. Vol. 124, Pg. -, 1976.
rat LD50 oral 9100mg/kg (9100mg/kg)   Food & Drug Research Laboratories, Inc., Papers. Vol. 124, Pg. -, 1976.

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