Product Identification

Product Name

Sodium hydrogen glutamate

Synonyms

Accent
Ajinomoto
Chinese seasoning
Glutacyl
Glutamic acid monosodium salt
Sodium (2S)-2-amino-5-hydroxy-5-oxopentanoate

CAS

142-47-2

Formula

C5H8NNaO4

Molecular Weight

169.11

EINECS

205-538-1

RTECS

MA1575000

RTECS Class

Mutagen; Reproductive Effector; Human Data

Merck

12,6337

Beilstein/Gmelin

4164348

Physical and Chemical Properties

Appearance

White or off-white crystalline powder with a slight peptone-like odor.

Solubility in water

73.9 g/100 ml @ 25 C

Melting Point

232

Usage

Flavor enhancer.

First Aid Measures

Ingestion

DO NOT INDUCE VOMITING. If the victim is conscious and not convulsing, give 1 or 2 glasses of water to dilute the chemical and IMMEDIATELY call a hospital or poison control center. Be prepared to transport the victim to a hospital if advised by a physician.

Inhalation

IMMEDIATELY leave the contaminated area; take deep breaths of fresh air. If symptoms (such as wheezing, coughing, shortness of breath, or burning in the mouth, throat, or chest) develop, call a physician and be prepared to transport the victim to a hospital. Provide proper respiratory protection to rescuers entering an unknown atmosphere. Whenever possible, Self-Contained Breathing Apparatus (SCBA) should be used.

Skin

IMMEDIATELY flood affected skin with water while removing and isolating all contaminated clothing. Gently wash all affected skin areas thoroughly with soap and water. If symptoms such as redness or irritation develop, IMMEDIATELY call a physician and be prepared to transport the victim to a hospital for treatment.

Eyes

First check the victim for contact lenses and remove if present. Flush victim's eyes with water or normal saline solution for 20 to 30 minutes while simultaneously calling a hospital or poison control center. Do not put any ointments, oils, or medication in the victim's eyes without specific instructions from a physician. IMMEDIATELY transport the victim after flushing eyes to a hospital even if no symptoms (such as redness or irritation) develop.

Handling and Storage

Storage

Keep tightly closed in a cool place in a tightly closed container.

Handling

Containers of this material may be hazardous when emptied. Since emptied containers retain product residues (vapor, liquid, and/or solid), all hazard precautions given in the data sheet must be observed.

Hazards Identification

Ingestion

See inhalation.

Inhalation

Large oral doses in humans have provoked burning sensation, facial pressure, chest pains, dyspnea, somnolence, hallucinations, distorted perceptions, nause and vomiting. Susceptible individuals may experience an allergic response.

Skin

See inhalation.

Eyes

See inhalation

Exposure Controls/Personal Protection

Personal Protection

Chemical splash goggles in compliance with OSHA regulations are advised; however, OSHA regulations also permit other type safety glasses. Whre chemical resistant gloves. To prevent repeated or prolonged skin contact, wear impervious clothing and boots.

Respirators

Wear a NIOSH-approved half face respirator equipped with an organic vapor/acid gas cartridge (specific for organic vapors, HCl, acid gas and SO2) with a dust/mist filter.

Poison Class

-

Fire Fighting Measures

Fire Fighting

Fires involving this compound should be controlled with a dry chemical, carbon dioxide or Halon extinguisher.

Fire Potential

This material is probably combustible.

Accidental Release Measures

Small spills/leaks

If you spill this chemical, you should dampen the solid spill material with water, then transfer the dampened material to a suitable container. Use absorbent paper dampened with water to pick up any remaining material. Seal your contaminated clothing and the absorbent paper in a vapor-tight plastic bag for eventual disposal. Wash all contaminated surfaces with a soap and water solution. Do not reenter the contaminated area until the Safety Officer (or other responsible person) has verified that the area has been properly cleaned.

Stability and Reactivity

Incompatibilities

Flammable gases are formed by the reaction of organic amides/imides with strong reducing agents Can react as acids.

Stability

Stable.

Decomposition

Oxides of carbon.