Monosodium Glutamate

MSG, Chinese Salt

CAS
142-47-2
EC
205-538-1
Food Code
E621
Sectors
Food & Nutrition

Monosodium Glutamate (CAS 142-47-2) is the sodium salt of glutamic acid, appearing as a white to off-white crystalline powder with an umami taste, and it serves food processing as a flavor enhancer in soups, snacks and sauces, as well as a stabilizer and pH adjuster in pharmaceutical and cosmetic formulations.

Typical Properties

Molecular formulaC5H9NO4.Na
Molecular weight191.09 g/mol
Formpowder
Colorwhite to off-white
Odorbland peptone
Melting point225 °C
Densityd20 (saturated water soln): 1.620
Water solubility>=10 g/100 mL at 20 °C
HS code29224999
Grades availableFood Grade

Typical literature values for identification; lot-specific results are stated on the certificate of analysis (COA) and the safety data sheet (SDS) that accompany every delivery.

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Monosodium Glutamate

Applications

Used as a flavor enhancer in food processing, particularly in soups, snacks, and sauces. In pharmaceuticals and cosmetics, it functions as a stabilizer and pH adjuster.

Safety & Risks

Recognized as safe (GRAS) at regulated levels. Store away from humidity to prevent caking.

Packaging

Delivered in 25 kg PE-lined paper bags. Store in a cool, dry, and sealed location.