Triethanolamine (TEA)

Overview

Triethanolamine (TEA) is a colorless to light yellow, viscous, hygroscopic liquid with a slight ammonia odor. It is both a tertiary amine and a triol.

Also known as

TEA; Trolamine; 2,2′,2″-Nitrilotriethanol

CAS number

102-71-6

Molecular formula

C6H15NO3

Molecular weight

149.19

Specifications

Test items	Specifications
Appearance	Colorless to light yellow liquid
TEA content /%	≥99
MEA + DEA content /%	≤1
Water content /%	≤0.5
Color (APHA, Pt-Co)	≤20
Density /(g/cm³)	1.124

Applications

• Crosslinker and chain extender in polyurethane foams and elastomers
• Cement grinding aid and concrete admixtures
• Surfactants and detergents
• Metalworking fluids, corrosion inhibitors and gas treatment

Packaging

225 kg/drum; 1100 kg/IBC.

Storage

Store in tightly closed containers in a dry, ventilated place. TEA is hygroscopic and may darken on exposure to light and air.