Alcohol, High-Purity Solvents

Mono Ethylene glycol (MEG)

Mono Ethylene Glycol (MEG) 107-21-1

Mono Ethylene Glycol (MEG), CAS 107-21-1, is a high-purity substance (>99.5%), presented as a clear, colourless, and odourless liquid. It is highly versatile, finding extensive use in plastics manufacturing, as a chemical intermediate, and as an effective antifreeze, heat transfer fluid, and solvent. Key characteristics include a density of 1.115-1.116 g/cm³ at 20°C, a boiling range of 196-198°C, and excellent solubility in water, ethanol, and acetone.

Attributes

Key Features and Benefits

A highly pure grade, ideal for demanding industrial applications.
Presents as a clear, colorless, and practically odorless liquid.
Readily miscible with water and various organic solvents.
An essential building block for manufacturing polyester fibers and PET resins.
Widely utilized in antifreeze, coolants, and heat transfer fluids.
Functions effectively as a dehydrating agent and hydrate inhibitor.
Serves as a versatile solvent for paints, coatings, and adhesives.
Features exceptionally low levels of water, ash, and iron impurities.

Specifications

Technical Highlights

Purity, %wt (min): 99.9
Water Content, %wt (max): 0.05
Acidity (as Acetic Acid), %wt (max): 0.005
Color, APHA (max): 5
Iron Content (as Fe), ppm (max): 0.1
Chlorides (as Cl), ppm (max): 0.1
Ash Content, %wt (max): 0.005
Specific Gravity (20/20°C): 1.115 – 1.116
Distillation Range (IBP-DP) at 760 mmHg, °C: 196.0 – 200.0
Diethylene Glycol, %wt (max): 0.05

Download Technical Data Sheet (TDS)

Practical industry uses

Applications

Used in automotive coolants and industrial heat transfer fluids to prevent freezing and ensure efficient thermal exchange.
A crucial chemical building block for manufacturing polyester fibers, films, and PET resins used in bottles and textiles.
Functions as a dehydrating agent in natural gas pipelines, preventing hydrate formation and corrosion by absorbing water.
Serves as a versatile chemical intermediate for synthesizing various resins, surfactants, solvents, and plasticizers.
Utilized as a humectant in products like tobacco, cosmetics, and certain foods to help retain moisture.