Hanson Chemicals

Monoethanolamine (MEA)

Formula: C₂H₇NO
CAS Number: 141-43-5
EC Number (EINECS): 203-502-6
HS Code: 29214990
UN Number: 3286
IUPAC Name: 2-Aminoethanol
Also Known As: Ethanolamine; 2-Hydroxyethylamine
Molecular Weight, g/mol: 61.08

Typical Specifications

Appearance: Colorless to pale yellow liquid
Odor: Ammoniacal
Melting Point, °C: 10–12
Boiling Point, °C: 170
Density, g/cm³ (at 20°C): 1.01
Flash Point, °C: 78
Refractive Index (20°C): 1.471
Solubility: Miscible with water and alcohols
Vapor Pressure (at 20°C): 0.6 kPa
Purity, %: ≥99
Grades Available: Industrial, Technical, Pharma Grade
Packaging: 35kg HDPE drums, 200kg drums, bulk ISO tanks

Applications / Uses

Primary Applications

  • Used as a raw material in surfactants, detergents, and emulsifiers

  • Intermediate in chemical synthesis (ethanolamine salts, corrosion inhibitors)

  • Gas treatment: CO₂ and H₂S scrubbing in natural gas and refinery operations

Secondary Applications

  • Production of pharmaceuticals, agrochemicals, and rubber chemicals

  • Used in metalworking fluids and corrosion inhibitors

  • Ingredient in textile processing and personal care formulations

End Industries Served: Chemicals, Gas Treatment, Pharmaceuticals, Agrochemicals, Textiles, Rubber, Personal Care

Safety & Handling Information

Hazard Class (GHS): Corrosive (Category 1B), Acute Toxicity (Category 4)

Hazard Statements (H-Codes):

  • H302: Harmful if swallowed

  • H314: Causes severe skin burns and eye damage

  • H332: Harmful if inhaled

Precautionary Statements (P-Codes):

  • P260: Do not breathe mist/vapors

  • P280: Wear protective gloves/eye protection

  • P301 + P330 + P331: IF SWALLOWED – rinse mouth; do NOT induce vomiting

  • P305 + P351 + P338: IF IN EYES – rinse cautiously with water for several minutes

Storage Conditions

  • Store in a cool, dry, well-ventilated area

  • Keep container tightly closed, away from acids

  • Protect from heat and moisture

Transport Information

  • ADR/RID: Class 8, UN3286, PG II

  • IMDG: Class 8, UN3286

  • IATA: Class 8, UN3286

Get a Quote?