Monoethanolamine (MEA)

Name: Monoethanolamine (MEA)
Brand: Alliance Chemical
SKU: RNO-AYS-UMR
Availability: InStock
Rating: 5.0 (1 reviews)

Quick Answer

What is Monoethanolamine (MEA) used for, and what should buyers verify before ordering?

Monoethanolamine (MEA) is supplied at 98-100% in Technical Grade with UN 2491, DOT Class 8 . Buyers should confirm pack size, grade, SDS, COA needs, and freight requirements before purchase.

Assay: 98-100%
Grade: Technical Grade
UN number: UN 2491
DOT class: 8
Documents: SDS and lot-specific COA support
Shipping: UPS for small packs; LTL/FTL for pails, drums, totes, and bulk orders

Commercial Fulfillment Snapshot

Buy Monoethanolamine (MEA) with faster decisions and fewer back-and-forth emails.

Ships from Taylor, Texas. In-stock orders placed before 1:00 PM CT (Mon-Thu) and before 12:00 PM CT (Fri) typically ship within 1-2 business days. Order online 24/7.

Email Bulk Quote Call (512) 365-6838

Technical Documents

SDS EN SDS FR SDS ES SDS JA TDS COA

Lot-specific COA is issued per shipment batch.

Who Buys This

Surfactant & detergent manufacturers
Oil & gas corrosion control
Water treatment facilities
Food emulsifier producers
Pharmaceutical synthesis companies

Purity / Grade Guide

Industrial & lab applications
COA-verified product quality verified
Suitable for commercial synthesis
COA confirms quality specs

Pack Sizes

1 Quart: lab & small jobs
1 Gallon: shop & maintenance
5 Gallon: production & regular use
15 Gallon: mid-volume operations
55 Gallon: bulk drum
275 Gallon: high-volume tote
330 Gallon: max-volume tote

SDS / COA / TDS

UN 2491 Class 8 transport
Complete SDS included
COA with every shipment
DANGER signal hazard data

Small Packs: UPS Ground nationwide for pints, quarts, and gallons.

LTL / FTL: ABF, SEFL, Saia, XPO, and partner carriers for pails, drums, totes, and full truckloads.

Support: Email or call for freight options, hazardous-material routing, and lead-time confirmation.

Description
Product Documents
Chemical Profile

Why Monoethanolamine (MEA) Technical Grade

Monoethanolamine (MEA) Technical Grade at 100% concentration is a colorless, viscous liquid that provides aggressive solvency power and alkaline reactivity for heavy industrial and petroleum operations. Buyers choose this undiluted 100% technical grade when they require maximum active amine content for large-scale chemical synthesis, directly avoiding the excess water weight and altered solvency limits found in pre-diluted solutions. Featuring a flash point of 85, this C2H7NO compound offers a predictable thermal and evaporation profile essential for controlled manufacturing environments. Its complete solubility in water, alcohol, and various organic solvents allows formulators to integrate it directly into complex chemical mixtures. This makes it a highly functional base ingredient for demanding industrial scrubbing routines, advanced solvent systems, and intermediate chemical processing.

Best Applications for This Grade

Gas Sweetening in Petroleum Operations: Commonly applied in refinery gas scrubbing processes, where the undiluted MEA actively binds with and extracts acidic compounds like hydrogen sulfide and carbon dioxide from raw natural gas streams.
Chemical Synthesis of Surfactants: Acts as a foundational chemical intermediate in the production of heavy industrial detergents and commercial degreasers, utilizing its 100% amine concentration to drive chemical reactions accurately without altering the inherent moisture balance of the target formulation.
Heavy-Duty Solvent Formulations: Integrated into industrial cleaning solutions that require aggressive solvency power. Its broad compatibility and ready solubility with various organic solvents ensures consistent performance when dissolving hardened greases, heavy oils, and stubborn manufacturing residues.
pH Neutralization in Industrial Processing: Serves as a reliable liquid alkalizing agent to adjust and stabilize pH levels in fluid systems, relying on its viscous liquid form to disperse evenly across large batches of both aqueous and alcohol-based manufacturing mixtures.
Metalworking Fluid Formulation: Commonly applied in the development of industrial metalworking fluids and corrosion inhibitors, where its specific chemical structure helps neutralize acidic byproducts and maintain overall chemical stability during continuous heavy machining operations.

When to Choose a Different Grade

If the manufacturing process requires strict laboratory-level impurity limits, trace metal testing, or reagent-level analytical certification, choose Monoethanolamine (MEA) ACS Grade.
When formulating sensitive electronics cleaners that demand absolute zero-residue profiles and tightly controlled specifications, Monoethanolamine (MEA) ACS Grade provides the required analytical certainty over the standard Technical Grade.
If your chemical reaction requires exact moisture and purity limits verified by American Chemical Society standards rather than standard bulk industrial specifications, select Monoethanolamine (MEA) ACS Grade.

Property	Value
Molecular Weight	61.08
Formula	C2H7NO
Assay	98-100%
Grade	Technical Grade
Flash Point	85°C (185°F)
Form	Liquid
Solubility	Soluble in water and alcohols
Appearance	Colorless to pale yellow liquid
Melting Point	-10
Boiling Point	170
Specific Gravity	1.01
Industry	Industrial, Oil & Gas, Water Treatment, Food & Beverage, Pharmaceutical

Frequently Asked Questions About Monoethanolamine (MEA)

What is Monoethanolamine (MEA) and what is its chemical formula?

Monoethanolamine (MEA) is a chemical compound with the molecular formula C2H7NO, registered under CAS Number 141-43-5 by the Chemical Abstracts Service (PubChem), with a molecular weight of 61.08 g/mol. Alliance Chemical supplies Monoethanolamine (MEA) in Technical grade for laboratory, industrial, and commercial applications.

What are the physical properties of Monoethanolamine (MEA)?

According to the NIOSH Pocket Guide to Chemical Hazards, Monoethanolamine (MEA) is supplied as a colorless, viscous liquid. It has a melting point of 10°C (50°F)°C, a boiling point of 170°C (338°F)°C, a flash point of 85°C (185°F). The specific gravity is 1.018 relative to water. Solubility: Soluble in water, alcohol, and various organic solvents.

What grade and purity of Monoethanolamine (MEA) does Alliance Chemical offer?

Alliance Chemical offers Monoethanolamine (MEA) in Technical grade with a purity assay of 100%. Every lot ships with a Certificate of Analysis (COA) and Safety Data Sheet (SDS) prepared in accordance with OSHA Hazard Communication Standard 29 CFR 1910.1200 and GHS Revision 7. Download SDS.

What are common industrial applications of Monoethanolamine (MEA)?

Monoethanolamine (MEA) serves a wide range of sectors, including Chemical Processing, Energy & Petroleum, and Industrial & Manufacturing.Alliance Chemical provides the documentation and quality certifications required for use in regulated environments.

What PPE is required when handling Monoethanolamine (MEA)?

OSHA-mandated PPE per 29 CFR 1910.132-138:Chemical-resistant gloves (20+ mil neoprene or PVC), full face shield over safety goggles (ANSI Z87.1), acid-resistant apron or chemical suit, closed-toe chemical-resistant footwear. Respiratory protection (organic vapor cartridge) required in areas exceeding PEL/TLV per 29 CFR 1910.134. Emergency eyewash station and safety shower must be accessible within 10 seconds per ANSI Z358.1. Consult the SDS available from Alliance Chemical for complete PPE requirements.

What are the storage requirements for Monoethanolamine (MEA)?

Store perOSHA 29 CFR 1910.106: Approved flammable storage cabinet, maximum 60 gallons per cabinet, grounding/bonding required. Temperature range:15-25°C. Segregate from:acids, aluminum, zinc. Maximum storage:2-3 years unopened.

What is the emergency spill procedure for Monoethanolamine (MEA)?

Emergency response per EPA SPCC (40 CFR 112) and OSHA 29 CFR 1910.120: (1) Alert personnel, evacuate area to 100 feet. (2) Eliminate ignition sources if flammable. (3) Don PPE per SDS Section 8. (4) Stop leak if safe; use emergency shutoffs. (5) Contain with non-combustible absorbent materials, dike with sand/earth. (6)Neutralize with citric acid or acetic acid (5% solution). (7) Collect in DOT-approved containers, label as hazardous waste. Check 40 CFR 302.4 for Reportable Quantity. Emergency: Chemtel 1-800-255-3924 (24/7). Non-emergency: Alliance Chemical 512-365-6838.

What is the DOT shipping classification for Monoethanolamine (MEA)?

DOT Classification per 49 CFR 172.101:UNUN2491, Hazard Class8, Packing GroupIII. Requires: Hazmat shipping papers (49 CFR 172.200), UN specification packaging (49 CFR 173), hazmat labels (172.400). Alliance Chemical ships all orders in DOT-compliant packaging with proper documentation.

How must Monoethanolamine (MEA) waste be disposed?

Disposal per RCRA (40 CFR 261-265):Characteristic waste D002 (Corrosive, pH ≤2 or ≥12.5). Generator requirements: EPA ID number required if >100 kg/month (40 CFR 262.12). Use EPA-permitted Treatment, Storage, Disposal Facility (TSDF). Never discharge to sewer without POTW written approval (40 CFR 403). Container disposal: Triple rinse (40 CFR 261.7), offer for reconditioning/recycling. State regulations may be more stringent — check with your local environmental agency. Consult the Alliance Chemical SDS for product-specific disposal guidance.

Does Alliance Chemical provide an SDS and COA for Monoethanolamine (MEA)?

Yes. Alliance Chemical provides a Safety Data Sheet (SDS) and Certificate of Analysis (COA) for every lot of Monoethanolamine (MEA). The SDS is prepared in accordance with OSHA Hazard Communication Standard 29 CFR 1910.1200 and the Globally Harmonized System (GHS) Revision 7, covering all 16 required sections including hazard identification, first aid measures, firefighting measures, handling and storage, exposure controls, and regulatory information. The SDS is available for download directly from this product page. COAs are available upon request by contacting Alliance Chemical at 512-365-6838.