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Testing Status of Monosodium glutamate M20338


CASRN: 142-47-2

Formula: C5-H9-N-O4.Na

Synonyms/Common Names

  • L-Glutamic acid, monosodium salt

Known Uses

Food additive, used with sugar to improve palatability of bitter drugs, produced by fermentation of carbohydrates (Merck 1989)

Chemical Properties

Toxicity Effects (HSDB)

Genetic Toxicology

  • Salmonella  (481338)  Completed 
    • Citation: Zeiger, E., Anderson, B., Haworth, S., Lawlor, T., and Mortelman, K. Salmonella Mutagenicity Tests V. Results from the Testing of 311 Chemicals Environ. Molec. Mutagen. Vol. 19 (Suppl 21) (1992) 2-141
    •  Negative 

Organ Systems Toxicity

  • Neurotoxicology Assessment (Subcutaneous Injection)  (NTA94019)  Completed 
    • Citation: Animal Neurobehavioral Test Battery in NTP Assessment In: Advances in Neurobehavioral Toxicology: Applications in Environmental & Occupational Health (Barry L. Johnson, ED.), Lewis Publishers, Inc. pp. 403-418 (1990).
    • Male and Female Rats: F344/N