Monoethanolamine (MEA) ACS Grade

Category : Alcohols

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Monoethanolamine (MEA) ACS Grade

$21.95
  • Description
  • Product Documents
  • Chemical Profile

Product Overview

Monoethanolamine (MEA) ACS Grade (CAS 141-43-5) is a high-purity, colorless viscous liquid with a mild ammonia-like odor. Also known as Ethanolamine or 2-Aminoethanol, this bifunctional chemical compound contains both a primary amine and a primary alcohol group. This dual functionality makes it an essential component in chemical synthesis, gas scrubbing, and pH control applications.

Our ACS Grade MEA is manufactured to meet stringent quality standards, ensuring a typical assay of ≥99.0%. It is rigorously tested to strictly limit impurities such as water, iron, and heavy metals, making it suitable for ACS Reagent Grade applications and sensitive analytical processes. The material exhibits a boiling point of 170°C and is fully soluble in water and alcohols. It is packaged in robust HDPE or glass containers to maintain purity and prevent moisture absorption during storage.

Key Properties

  • CAS Number: 141-43-5
  • Grade: ACS Reagent Grade (≥99.0%)
  • Appearance: Colorless, viscous liquid
  • Molecular Formula: C2H7NO
  • Molecular Weight: 61.08 g/mol
  • Density: 1.012 g/mL at 20°C
  • Boiling Point: 170°C (338°F)
  • Solubility: Miscible with water, methanol, acetone
  • Flash Point: 93°C (200°F) Closed Cup

Common Applications

  • HPLC Mobile Phase: Utilized as a modifier in high-performance liquid chromatography for the separation of basic compounds.
  • Chemical Synthesis: Acts as a vital feedstock in the production of ethylenediamines, detergents, and pharmaceuticals.
  • Gas Scrubbing: Highly effective for removing carbon dioxide (CO2) and hydrogen sulfide (H2S) from gas streams (gas sweetening).
  • pH Control & Buffering: Used to neutralize acids and stabilize pH in water treatment and industrial formulations.
  • Surfactant Manufacturing: A key intermediate in creating fatty acid amides and soaps.

Safety Precautions

Monoethanolamine is corrosive and can cause severe skin burns and eye damage. It is harmful if inhaled or swallowed. Appropriate Personal Protective Equipment (PPE), including chemical-resistant gloves, goggles, and face shields, is mandatory when handling this product. Ensure adequate ventilation or use respiratory protection to avoid inhaling vapors. Store in a cool, dry, well-ventilated area away from strong acids and oxidizers.

In the event of exposure, immediately flush eyes or skin with water for at least 15 minutes and seek medical attention. Refer to the Safety Data Sheet (SDS) for comprehensive handling and emergency procedures.

Benefits

High Purity: ACS Grade specification ensures consistent performance in analytical and synthesis workflows.
Dual Functionality: Combines amine and alcohol properties for versatile chemical reactivity.
Bulk Availability: Stocked in sizes from 1 Quart to 330 Gallon totes to support lab-scale to production-scale needs.
Quality Assurance: Traceable lot analysis confirming low impurity levels for critical applications.

Related Products

Property Value
Molecular Weight 61.08 g/mol
Formula C2H7NO
Grade ACS
Flash Point 85
Form Liquid
Solubility Miscible with water and many organic solvents
Appearance Clear, colorless liquid
Melting Point 10 °C
Boiling Point 170 °C
Specific Gravity 1.018
Industry Industrial, Chemical

Frequently Asked Questions About Monoethanolamine (MEA) ACS Grade

What is Monoethanolamine (MEA) ACS Grade and what is its chemical formula?
Monoethanolamine (MEA) ACS Grade 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) ACS Grade in ACS grade for laboratory, industrial, and commercial applications.
What are the physical properties of Monoethanolamine (MEA) ACS Grade?
According to the NIOSH Pocket Guide to Chemical Hazards, Monoethanolamine (MEA) ACS Grade is supplied as a clear, colorless liquid. It has a melting point of 10°C, a boiling point of 170°C, a flash point of 85. The specific gravity is 1.018 relative to water. Solubility: Miscible with water and many organic solvents.
What grade and purity of Monoethanolamine (MEA) ACS Grade does Alliance Chemical offer?
Alliance Chemical offers Monoethanolamine (MEA) ACS Grade in ACS grade. 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) ACS Grade?
Monoethanolamine (MEA) ACS Grade serves a wide range of sectors, including Industrial, and Chemical.Alliance Chemical provides the documentation and quality certifications required for use in regulated environments.
What PPE is required when handling Monoethanolamine (MEA) ACS Grade?
OSHA-mandated PPE per 29 CFR 1910.132-138:Nitrile gloves (8+ mil), safety goggles, flame-resistant clothing, grounded footwear, 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) ACS Grade?
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:oxidizers, ignition sources. Maximum storage:2-3 years unopened.
What is the emergency spill procedure for Monoethanolamine (MEA) ACS Grade?
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)Absorb with vermiculite or commercial spill kits. (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) ACS Grade?
DOT Classification per 49 CFR 172.101:UN1993 (Flammable Liquid, N.O.S.), Hazard Class3 (Flammable), Packing GroupII/III. 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) ACS Grade waste be disposed?
Disposal per RCRA (40 CFR 261-265):Characteristic waste D001 (Ignitable, flash point <60°C). 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) ACS Grade?
Yes. Alliance Chemical provides a Safety Data Sheet (SDS) and Certificate of Analysis (COA) for every lot of Monoethanolamine (MEA) ACS Grade. 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.