Lactic acid
time:2013-06-23 01:27:29,count:0
Lactic acid
Alias
Propanoic acid, 2-hydroxy-
DL-Lactic acid
Category
Anionic surfactants-Carboxylate
CAS No.
50-21-5
Molecular Formula & Molecular Weight
Molecular Formula:C3H6O3
Molecular Weight:90.08
Structural Formula
Properties
Appearance: liquid; low temperature, solid.
Solubility: soluble in water.
Stability: stable.
Risk: irritation, irritation to skin, eye.
Animal toxicity[1]: guinea pig oral LD50: 1810mg/Kg;
mouse oral LD50: 4875mg/Kg;
quail oral LD50: > 2250mg/Kg;
rabbit skin LD50: > 2000mg/Kg;
rabbit oral LDLo: 5000mg/Kg;
rabbit rectal LDLo: 600mg/Kg;
rat oral LD50: 3543mg/Kg.
Ecology: may be hazardous to environment. Water body should be given special attention.
Biodegradability: biodegradable.
Characteristics: excellent cleansing, dispersing abilities.
Synthesis
 
Quality standards & test methods
item
physical and chemical indexes
test methods
actives*, %, ≥
95
 
*: should be marked on molecular weight.
Major Uses
Use as cleansing agent.
Conditioning agent, buffering agent, humectant in personal care products.
Use as intermediate in organic synthesis.
Use as plant growth regulator.
Use as food additive.
Manufacturers
 
References
[1]:http://toxnet.nlm.nih.gov/: 50-21-5
Update: 20140309(1);

 

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