Tetramethylammonium hydroxide
time:2014-11-10 21:36:37,count:0

Tetramethylammonium hydroxide
Alias
Methanaminium, N,N,N-trimethyl-, hydroxide (1:1)
TMAH
Category
Cationic surfactants-Quaternary ammonium salts
CAS No.
75-59-2
Molecular Formula & Molecular Weight
Molecular Formula: C4H13NO
Molecular Weight: 91.15
Structural Formula
Properties
Appearance: solid.
Solubility: soluble in water.
Stability: stable.
Risk: corrosive; irritation, strong irritation to skin, eye.
Animal toxicity[1]: frog parenteral LDLo: 5mg/Kg;
guinea pig skin LD50: 25mg/Kg;
mouse subcutaneous LDLo: 19mg/Kg;
rat intravenous LDLo: 1mg/Kg.
Ecology: may be hazardous to environment. Water body should be given special attention.
Biodegradability: biodegradable.
Characteristics: excellent antistatic, dispersing abilities.
Synthesis
 
Quality standards & test methods
item
physical and chemical indexes
test methods
actives*, %, ≥
90
 
*: should be marked on molecular weight.
Major Uses
Use as antistatic agent.
Use as buffer.
Manufacturers
 
References
[1]:http://toxnet.nlm.nih.gov/: 75-59-2

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