L-Glutamic acid, monosodium salt
time:2013-05-10 01:05:13,count:0

 

L-Glutamic acid, monosodium salt
Alias
Sodium glutamate
L-Glutamic acid, sodium salt (1:1)
Sodium hydrogen glutamate
Monosodium glutamate
Category
Zwitterionic surfactants-Amino acid
CAS No.
142-47-2
Molecular Formula & Molecular Weight
Molecular Formula: C5H8NNaO4
Molecular Weight: 169.11
Structural Formula
Properties
Appearance: solid.
Solubility: soluble in water.
Stability: stable.
Risk: irritation, irritation to skin, eye.
Animal toxicity[1]: cat subcutaneous LD50: 8000mg/Kg;
                                 guinea pig intraperitoneal LD50: 15000mg/Kg;
                                 mouse intraperitoneal LD50: 3800mg/Kg;
                                 mouse intravenous LD50: 30000mg/Kg;
                                 mouse oral LD50: 11400mg/Kg;
                                 mouse subcutaneous LD50: 8200mg/Kg;
                                 rat intraperitoneal LD50: 4253mg/Kg;
                                 rat intravenous LD50: 3300mg/Kg;
                                 rat oral LD50: 16600mg/Kg;
                                 rat subcutaneous LD50: 5580mg/Kg.
                                 reproductive effect.
Human toxicity[1]: human intravenous TDLo: 0.714mg/Kg;
                                  human oral TDLo: 43mg/Kg;
                                  man oral TDLo: 3.571mg/Kg;
                                  women oral TDLo: 50mg/Kg.
Ecology: May be hazardous to environment. Water body should be given special attention.
Biodegradability: Biodegradable.
Characteristics: excellent dispersing, emulsifying, antistatic abilities.
Synthesis
 
Quality standards & test methods
item
physical and chemical indexes
test methods
actives, %,≥
95
 
Major Uses
Conditioning agent, masking agent in personal care products.
Use as emulsion stabilizer, dispersing agent.
Flavoring agent in food.
Manufacturers
 
References
[1]:http://toxnet.nlm.nih.gov/: 142-47-2

 

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