Triethanolamine is a colorless to yellow liquid. It is completely soluble in water and has an ammonia-like smell. Building block in the manufacture of triazine based corrosion inhibitors. It is commonly used as a cement grinding aid, and can be used in other applications as well.


Molar Weight149.190 g/mol
Melting Point21 °C
Boiling Point336.1 °C
Flash Point179°C
FormsLiquid (clear), Colourless

Uses and Applications

Key applications

  • Metal working
  • Plastics and polymers
  • Water treatment
  • pH control
  • Textile handling
  • Personal care
  • Coating
  • Surfactant
  • Paint and Coatings


  • Polymers
  • Cleaning
  • Coatings & Construction
  • Cosmetics
  • Water Treatment
  • Lubricants

Synonyms: TEA

Chemical Formula: N(CH2CH2OH)3

CAS Number: 102-71-6