*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : MA1578000 CHEMICAL NAME : L-Glutamic acid, monosodium salt, monohydrate CAS REGISTRY NUMBER : 6106-04-3 LAST UPDATED : 199009 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C5-H8-N-O4.H2O.Na MOLECULAR WEIGHT : 171.15 SYNONYMS/TRADE NAMES : * Glutamic acid, monosodium salt, monohydrate, L- * Monosodium glutamate monohydrate * Monosodium L-glutamate monohydrate * MSG monohydrate * Sodium glutamate monohydrate *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 15800 mg/kg TOXIC EFFECTS : Sense Organs and Special Senses (Eye) - ptosis Behavioral - convulsions or effect on seizure threshold Behavioral - ataxia REFERENCE : IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 21,257,1990 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 16400 mg/kg TOXIC EFFECTS : Sense Organs and Special Senses (Eye) - ptosis Behavioral - convulsions or effect on seizure threshold Behavioral - ataxia REFERENCE : IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 21,257,1990 *** END OF RECORD ***