Overview
Diethylenetriamine (DETA) is a clear, colorless, ammonical liquid amine supplied with an assay of at least 98.5 wt%. As one of the recommended international brand products in our auxiliary agent range, this amine is supplied with supply chain resource support for formulators sourcing a high-purity diethylenetriamine for curing agent, chelating agent, and industrial formulation applications.
Specifications
| Appearance (MOA 200) | Clear liquid |
| Assay (MOA 552) | ≥ 98.5 wt% |
| Color (MOA 201) | ≤ 30 Hazen |
| Water (MOA 305) | ≤ 0.5 wt% |
Characteristics
| Form | Viscous liquid |
| Color | Colorless |
| Odor | Ammonical |
| Water solubility | Soluble |
| Solubility in other solvents | Alcohols;Hydrocarbons |
| pH, 20 °C | 12 |
| Melting point/freezing point, 1013 hPa | -39 °C |
| Boiling point/boiling range, 1013 hPa | 207 °C |
| Flash point, 1013 hPa, closed cup | 96.7 °C |
| Vapor pressure, 20°C | 0.2 hPa |
| Relative vapor density, air = 1.0 | 3.6 |
| Density, 20°C | 957 kg/m³ |
| Relative density, 20°C | 0.959 |
| Partition coefficient, N-octanol/water, 20°C, log Pow | -1.58 |
| Dynamic viscosity, 20°C | 5.05 mPa.s |
Typical Applications
Diethylenetriamine (DETA) is a widely used aliphatic polyamine, and grades meeting this purity and assay specification are typically evaluated for use as a curing agent or hardener for epoxy resin systems, as a chelating agent, and as a building block in auxiliary agent formulations for home, industrial, and institutional (HI&I) care products. It is also commonly evaluated in petrochemical processing applications, such as corrosion inhibitor and fuel additive intermediates, consistent with its positioning in our petrochemical and HI&I care product categories.
Formulators should always confirm current application-specific performance data, dosage recommendations, and regulatory status for their target end use against the latest technical data sheet, since suitability for a given application depends on the specific formulation and end-use requirements rather than the base chemistry alone.
Why Purity and Assay Matter
For an amine used as a curing agent or chelating intermediate, assay and color specifications directly affect downstream performance: lower purity or higher color can introduce unwanted side reactions, off-color in the finished product, or inconsistent cure behavior in epoxy systems. A grade specified at a minimum of 98.5 wt% assay with a maximum color of 30 Hazen and low water content is intended to give formulators a consistent, predictable starting material across production batches.
Because Diethylenetriamine (DETA) is also strongly alkaline, with a pH of approximately 12, and has a relatively low flash point, formulators and handlers should always follow the safety guidance on the current SDS for handling, ventilation, and personal protective equipment, particularly given its ammonical odor and reactivity as a strong base.
What to Consider When Sourcing Diethylenetriamine (DETA)
When sourcing diethylenetriamine for a curing agent, chelating agent, or industrial formulation application, buyers typically evaluate assay, color, and water content against their process specification, along with consistency between production batches. Working with a supplier that can provide consistent documentation and responsive technical support can help reduce qualification time when approving a new amine grade for a formulation line.
Because this amine is positioned across curing agent, chelating, and industrial care applications, buyers should confirm that the specific grade and packaging format they are sourcing meets the purity and regulatory requirements of their target application, rather than assuming all diethylenetriamine grades are interchangeable.
General Handling and Storage Guidance
As with most reactive amines, this product should be kept in tightly sealed original containers, stored in a cool, dry, well-ventilated location away from incompatible materials, and used within the manufacturer’s recommended shelf life. Because it is strongly alkaline and has a boiling point of 207°C with a closed-cup flash point of 96.7°C, containers should be kept away from heat sources and handled according to the current SDS.
Shelf life and specific storage recommendations vary by batch and packaging format, so buyers should always confirm current shelf life, recommended storage conditions, and any handling precautions against the latest technical data sheet and SDS for the specific batch of Diethylenetriamine (DETA) they are working with.
Where to Source This Product
Thousands Chemicals connects formulators with Diethylenetriamine (DETA) and related auxiliary agent products through our digital B2B marketplace. Amine purity and performance are commonly evaluated using test methods published by organizations such as ASTM International. Our team can help confirm packaging, lead times, and technical documentation for your target application and order volume.
Documentation We Can Provide
For buyers evaluating this amine for a new curing agent, chelating, or industrial care formulation, our team can help arrange the current technical data sheet and safety data sheet. Having this documentation in hand before finalizing a formulation can help avoid delays later in your qualification or approval process.
FAQ
What is Diethylenetriamine (DETA) used for?
It is typically evaluated as a curing agent for epoxy resin systems, a chelating agent, and a building block in industrial and institutional care formulations, consistent with its positioning in our auxiliary agent, HI&I care, and petrochemical categories.
What is the assay of this grade?
This grade is specified at a minimum assay of 98.5 wt%, with color limited to a maximum of 30 Hazen and water content limited to a maximum of 0.5 wt%.
Is Diethylenetriamine (DETA) water soluble?
Yes, it is soluble in water and is also soluble in alcohols and hydrocarbons.
Can you provide technical documentation and bulk pricing?
Yes, technical data sheets and SDS documentation are available on request, and our team can provide bulk pricing and lead times based on your target volume and delivery location.
Get a Quote for Diethylenetriamine (DETA)
Contact our team for a quote, technical data sheet, or SDS for this amine. We support bulk supply and global shipping for formulators sourcing high-purity diethylenetriamine for curing agent and industrial formulation applications.
