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HS Code |
986463 |
| Chemicalname | Monoethanolamine |
| Synonyms | Ethanolamine, 2-Aminoethanol, MEA |
| Chemicalformula | C2H7NO |
| Molarmass | 61.08 g/mol |
| Casnumber | 141-43-5 |
| Appearance | Colorless to yellowish, viscous liquid |
| Odor | Ammonia-like |
| Density | 1.018 g/cm³ at 20°C |
| Meltingpoint | 10.3°C |
| Boilingpoint | 170°C |
| Solubilityinwater | Miscible |
| Ph | Strongly alkaline |
| Flashpoint | 93°C (closed cup) |
| Vaporpressure | 0.4 mmHg at 20°C |
As an accredited Monoethanolamine factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
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Purity 99%: Monoethanolamine with 99% purity is used in gas treating processes for CO₂ removal, where it ensures high absorption efficiency and minimal contaminant interference. Viscosity 230 cP: Monoethanolamine at 230 cP viscosity is used in gas scrubber solutions, where it promotes uniform dispersion and optimized contact with acid gases. Molecular weight 61.08 g/mol: Monoethanolamine with molecular weight 61.08 g/mol is used in production of surfactants, where consistent molecular structure enhances product stability. Stability temperature 120°C: Monoethanolamine stable up to 120°C is used in textile finishing operations, where it maintains chemical integrity under elevated processing temperatures. Melting point 10.3°C: Monoethanolamine with a melting point of 10.3°C is used in formulation of water-based inks, where it ensures smooth blending and prevents premature solidification. Ammonia content <0.5%: Monoethanolamine with ammonia content below 0.5% is used in the manufacture of pharmaceutical intermediates, where low impurity levels ensure safety and product quality. Water solubility 100%: Monoethanolamine with complete water solubility is used in agricultural formulations, where it facilitates uniform distribution of active ingredients. Bulk density 1.01 g/cm³: Monoethanolamine with bulk density 1.01 g/cm³ is used in detergent manufacturing, where precise dosing and mixing consistency are required. Ash content <0.01%: Monoethanolamine with ash content under 0.01% is used in microelectronics cleaning fluids, where low residue characteristics prevent circuit contamination. Refractive index 1.454: Monoethanolamine with refractive index 1.454 is used in optical brightener synthesis, where it supports accurate formulation and product clarity. |
| Packing | Monoethanolamine is packaged in a blue, 200-liter HDPE drum with secure screw cap, featuring hazard labeling and safety instructions. |
| Container Loading (20′ FCL) | Container loading (20′ FCL) for Monoethanolamine: 80 drums x 220 kg each, total net weight 17.6 metric tons per container. |
| Shipping | Monoethanolamine (MEA) is shipped in tightly sealed, corrosion-resistant containers such as steel drums or bulk tanks. It should be transported under well-ventilated conditions, away from acids and oxidizers. Proper hazard labeling and compliance with relevant regulations (e.g., DOT, IMDG, IATA) are required for safe handling during shipping. |
| Storage | Monoethanolamine should be stored in tightly sealed containers made of compatible materials, such as stainless steel or certain plastics, in a cool, dry, well-ventilated area away from direct sunlight, heat sources, and incompatible substances (like acids, oxidizers). The storage area should be equipped with spill containment and clearly labeled. Keep away from moisture and protect from physical damage to ensure safety and stability. |
| Shelf Life | Monoethanolamine typically has a shelf life of 2 years when stored in tightly closed containers under cool, dry, and well-ventilated conditions. |
Competitive Monoethanolamine prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please contact us at +8615365186327 or mail to sales3@ascent-chem.com.
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Years combining chemistry and manufacturing have shown us that consistency, clarity, and long-term results matter more than fast talk or flashy labels. Monoethanolamine, often abbreviated as MEA, demonstrates these values in practice. In every batch we produce, you can see transparent standards and rigorous focus on chemical integrity. The core molecule, ethanolamine with a single hydroxyethyl group, gives this product its characteristic versatility. Producers who see its daily transformation understand the details better than marketers or specifiers. That deeper insight makes a difference, especially at scale.
We manufacture Monoethanolamine with a clear view of what end users expect: sharp analytical accuracy, straightforward documentation, and a supply chain free of surprises. Standard models usually fall in the high-purity range (99% and above), because lower grades carry risks of unwanted byproducts. Reliable MEA comes as a colorless, viscous liquid with a mild amine odor, clear on visual inspection, and water soluble. Each specification, from assay to water content to residue on evaporation, gets direct scrutiny in the lab. For instance, the standard content of Monoethanolamine, measured by titration, must surpass the low-99% purity range. Lower purity levels can lead to side reactions, especially in sensitive applications like epoxy curing or gas treatment.
Production at the source makes a difference. Unlike traders who buy and sell what’s available, we handle the core reaction: reacting ethylene oxide with aqueous ammonia under controlled temperature and pressure. That means we oversee every quality check, every cleaning process, and we monitor batch traceability from the earliest precursor. The storage tanks and transport drums always get inspected for moisture, trace metals, and cross-contamination. This approach supports a higher confidence in analytical results: what you see on the certificate matches the liquid coming out of the reactor.
Monoethanolamine doesn’t just belong on a list of chemical feedstocks. It earns its place through constant, proven value to our colleagues in oil refining, gas sweetening, surfactants, agriculture, and chemical synthesis. For gas treatment, MEA removes acidic gases like carbon dioxide and hydrogen sulfide from natural gas streams. Direct work with plant operators confirms that purity fluctuations can affect amine loss rates, corrosion, and foaming. Using consistently pure, freshly produced MEA, facilities achieve cleaner off-gases and fewer shutdowns.
Paint and coatings engineers seek our MEA to neutralize acid resins and stabilize latex dispersions. Anyone who’s struggled with paint shelf-life or phase separation knows how an off-spec amine can ruin a batch. In concrete admixtures, Monoethanolamine modifies cement hydration, improving early strength development and workability. We’ve worked side-by-side with formulators who monitor the interaction between MEA and cement minerals, noticing that even minor impurities disrupt setting time and performance. Agricultural clients use MEA to manufacture glyphosate and other herbicide salts. Crop reliability depends on fully reacted, low-residue starting materials; incomplete formulations lead to clogging in sprayers and inconsistent application.
Hand-on manufacturing builds respect for the small differences that produce major effects, especially within the ethanolamine group: Monoethanolamine (MEA), Diethanolamine (DEA), and Triethanolamine (TEA). Monoethanolamine has a single hydroxyethyl group, which makes it more reactive but less viscous than its cousins. As a manufacturer, our teams see the physical and chemical differences show up in filtration, storage, and piping. For gas scrubbing, the higher reactivity and higher vapor pressure of MEA guarantees rapid acid gas absorption, but also a greater tendency to vapor losses. In some corrosion-prone systems, operators prefer MEA’s reactivity and faster regeneration, while DEA and TEA go for slower-reacting, less volatile environments.
Diethanolamine, with two hydroxyethyl arms, offers improved solubility and lower volatility but can form more stable degradation compounds under heat. Triethanolamine, the largest and most viscous of the group, finds its home in cosmetics and detergent manufacturing, less in gas processing, due to its low volatility and alkalinity. When we process MEA, we avoid the side reactions that might push a batch toward higher DEA or TEA content. Customers who have tried swapping out MEA for heavier amines often return, explaining the difference in system cleanliness or efficiency.
Manufacturers learn early that even one percent off-spec can shift the balance in downstream applications. If Monoethanolamine comes with trace aldehydes or high water content, gas scrubbers will build up degradation products, paint dispersions grow unstable, and polymerizations face inconsistencies. Producing MEA direct from ethylene oxide and ammonia, under tightly controlled batch or continuous processes, defines whether the liquid in the drum actually matches the expected assay and pH. Our reactors and purification columns don’t just meet global benchmarks; we constantly re-invest in monitoring technology to ensure every container reflects the raw material promise. This makes a practical difference to a coatings line or a refinery – less maintenance, fewer unexplained process interruptions.
Extensive direct feedback comes with years of working shoulder-to-shoulder with operators, formulators, and R&D specialists. In treating gas for pipeline delivery, only clear, fresh MEA keeps reclaimer operation stable, foam incidents down, and corrosion minimized. Test batches in latex paint plants show greater shelf-life and smoother pigment dispersion with proper MEA neutralization. Agricultural chemical plants trust our supply to remove the biggest unknowns in herbicide production. Once, after a competitor’s off-purity lot caused fallout and clogged sprayers in several customer locations, the difference in outcome between plant-made and third-party purchased MEA became clear. Choosing source-produced, consistently tested Monoethanolamine isn’t just about meeting paperwork—real people see the effect on process yield, product uptime, and maintenance costs.
Chemical manufacturing rewards a narrow focus. By concentrating on core ethanolamines, we refine each step: temperature, residence time, downstream purification. This isn’t about building an endless catalog. Many larger commodity traders would rather carry a lengthy list than ensure consistent delivery for a few products at scale. Our model—combining local storage, in-house testing, and a closely monitored supply chain—means we can promise the same output year after year, regardless of external sourcing pressure.
Scale matters, but not just in raw volume. Ergonomic loading bays, custom filling procedures, and quick turnaround on logistics all tie into plant-floor realities. Every container labeled, every drum checked. In the aftermath of shipping disruptions or upstream delays, customers report stronger confidence when their MEA comes straight from a familiar producer, not through faceless re-sellers who can’t answer questions about assay variance or trace contaminant control.
Problems always crop up in chemical supply. One recurring challenge is seasonal transportation, especially in regions prone to freezing or extreme heat. MEA’s storage stability hinges on temperature and clean conditions. Experience suggests working closely with logistics partners, providing insulation or heating jackets in winter, and maintaining minimal headspace in drums to limit moisture uptake. We’ve customized container linings to avoid metal ion contamination, solving early cases where ‘mystery’ impurities traced back to transportation, not production.
Another problem area emerges in recycling used MEA from scrubbing processes. Many clients push recycling further to cut costs. This introduces degradation products that build up without proper monitoring. Offering not just off-the-shelf product, but advice on amine reclaimer management, and rapid in-house analysis support, can keep a system running longer, safer, and with less environmental burden. Investments in application-based training, both for our staff and client teams, support safer handling and better results—a lesson learned firsthand in dozens of site visits.
Monoethanolamine opens doors to efficient refining, clean natural gas, stronger concrete, longer-lasting paints, and higher-value agricultural sprays—not as abstract advantages, but as tangible production outcomes. Field trials in oil treatment show clear drop-offs in efficiency with older or contaminated MEA lots; new batches restore performance and minimize deposits. Municipal water treatment systems turn to us for reliable MEA as a pH buffer in chloramine disinfection, citing consistent water output and fewer dosing troubles.
Across all these domains, the lessons repeat: chemical purity and reliability create efficiency, safety, and cost savings over time. Small impurities or supply gaps ripple out to lost product, downtime, or regulatory risk. By handling Monoethanolamine at the source, not as an anonymous bulk commodity, we provide traceability and practical assurances that show up in plant performance, not just on paper.
Continuous feedback from the field drives our process improvements. We test new reactor controls, smarter purification filters, and routing options that shorten delivery turnarounds. Working directly with plant operators, we adjust supply formats—drum, tote, bulk—as needs evolve. Our teams integrate real-world feedback into each operating procedure, streamlining everything from drum cleaning protocols to shipment documentation.
Every day brings a new opportunity to raise the bar on reliability, not just batch size. Modern customers expect speed, transparency, and a willingness to adapt to unforeseen demands. Running a chemical plant isn’t just repeating years-old formulas; it’s a constant dialogue with people who build, blend, and troubleshoot. That dialogue keeps us focused on making Monoethanolamine that works where it counts—in real manufacturing, not just technical sheets.
Where chemicals enter real-world pipelines, process lines, and production instead of spreadsheets, practical experience matters. By managing every stage of Monoethanolamine manufacturing ourselves—from choosing raw materials, running reactors, purifying the liquid, to monitoring every outgoing drum—we control the result. That result appears every day as cleaner gas, more reliable coatings, better crop protection, lower maintenance, and easier troubleshooting.
We stay committed to the chemical fundamentals and keep listening to those using Monoethanolamine across countless sectors. This attention to detail—not just in theory, but in practice—builds long-standing partnerships, smooths the way for process modernization, and helps us adapt as industries reshape. Every drop of Monoethanolamine we deliver reflects the cycle of work, care, and knowledge that only grows deeper through standing by the product every step of the way.