Ethylene Glycol Monoethyl Ether

A water- and oil-compatible glycol ether coupling solvent with excellent slow-drying and levelling performance.

At a Glance

CAS No.	110-80-5
Chemical Name	Ethylene glycol monoethyl ether (2-ethoxyethanol, ethylene glycol ethyl ether, EGEE)
Molecular Formula	C4H10O2
Purity	≥99%
Origin	China
Packaging	210 L steel drum (195 kg) / IBC / ISO tank container / small drum
Lead Time	15–20 working days after deposit

Product Overview

Ethylene glycol monoethyl ether — also called 2-ethoxyethanol, ethylene glycol ethyl ether or EGEE — is a mainstream glycol ether coupling solvent. It is made by catalytic addition of ethylene oxide to ethanol followed by multi-stage continuous distillation. Purity holds at ≥99% with trace free alcohol, water and aldehyde strictly controlled and almost no batch-to-batch variation, so it will not disturb coating film formation or electronics process cleanliness.

The molecule carries both a hydrophilic hydroxyl group and a lipophilic ether bond, so it is miscible in any ratio with water, aromatics, esters and ketones and can bridge waterborne and solventborne formulation systems — a widely used compatibility additive for formulators. Its moderate boiling point and gentle evaporation leave ample open time during film formation, improving levelling and reducing shrinkage cavities and fish eyes, while its balanced solvency for resins, dyes, oils and inorganic salts covers dilution, extraction and emulsification duties. With high-solids coatings, precision electronics and textile dyeing all expanding, demand for glycol ethers that combine coupling and slow drying keeps rising.

Key Advantages

Water and Oil Compatibility for Maximum Formulation Freedom

Its unique dual-affinity molecule dissolves oil-based resins and pigments and is miscible with water in any ratio, acting as a coupling agent to solve oil-water separation and cutting the cost of blending and trialling multiple solvents.

Outstanding Slow Drying and Levelling

A gentle evaporation rate extends the levelling window in baking and air-drying systems, giving a flat, glossy film free of shrinkage cavities, fish eyes and pinholes — ideal for premium topcoats and metal baking enamels.

Low Residue and High Cleanliness for Precision Electronics

Strong solvency for inks, solder paste and oil contamination, with no ionic residue after cleaning. It does not corrode PCBs or plastic components and meets high-cleanliness electronics workshop standards.

One Material, Several Duties

It works as a diluent, extraction solvent and emulsion stabiliser, so the same grade is used across coating, leather, agrochemical and pharmaceutical lines, reducing raw material SKUs and warehouse space.

Applications

Ethylene glycol monoethyl ether is used across industrial baking coatings, printing inks, precision electronics cleaning and pharmaceutical extraction.

• Industrial baking coatings — a dedicated slow-drying diluent for automotive topcoats, coil coatings and epoxy insulating varnishes that tunes the evaporation gradient and improves film gloss, flexibility and weather resistance.
• Printing inks — a co-solvent for plastic and metal gravure and screen inks that improves pigment dispersion and runs at high speed without blocking the screen or producing blushing and colour drag.
• Precision electronics cleaning — a cleaner for flux residue on PCB boards, electronic components and solder stencils that leaves no residue and does not corrode the substrate.
• Textile and leather processing — a leather dyeing penetrant and textile dye emulsion stabiliser that improves dyeing uniformity for fuller, more even colour.

Technical Specifications

Appearance	Colourless oily liquid with an ether odour
Purity	≥99%
Molecular Formula	C4H10O2
CAS No.	110-80-5
EINECS No.	203-804-1
Relative Density (water = 1)	0.94 (at 15 °C)
Flash Point	43 °C (closed cup)
Boiling Point	135.1 °C
Hazard Classification	Class 3 flammable liquid
Stability	Stable at ambient temperature; does not readily volatilise or degrade, with stable compatibility in conventional coating systems
Solubility	Miscible with water and with ethanol, ether, acetone and most other organic solvents
Storage	Store in a cool, ventilated dedicated hazardous chemicals warehouse, sealed and protected from light at ≤37 °C. Keep in a separate zone away from oxidisers, acids and alkalis. The area requires explosion-proof lighting, spark-free handling tools, spill absorbent material and firefighting equipment.

Composition

Component	Concentration	CAS No.
Ethylene glycol monoethyl ether	≥99%	110-80-5

Transport & Compliance

UN No.	UN1171
Hazard Class	Class 3 flammable liquid
Packing Group	III
HS Code	2909440010
Packaging	195 kg per drum (210 L steel drum)

UN and HS codes are shown for reference only — please confirm with us before shipment.

FAQ

What is your minimum order quantity?

Our MOQ is one 20GP container — up to 80 drums of 210 L.

What packaging do you offer?

Standard 210 L steel drums, plus IBC totes, ISO tank containers and small drums.

How many drums fit in a 20GP or 40GP, and can you consolidate?

Yes, we consolidate up to 5 product types in one shipment. A 20GP holds up to 80 drums (210 L); a 40GP holds around 130 drums (210 L).

What is the lead time?

15–20 working days after the deposit is received.

Which export documents do you provide?

COA, MSDS, commodity inspection certificate and dangerous goods packaging certificate. We can also assist with Certificate of Origin and other customs paperwork.

What payment terms do you accept?

T/T: 30% deposit, 70% balance against a copy of the Bill of Lading.

Technical Documents