Diethylenetriamine Technical Grade 99%
Technical grade diethylenetriamine with 99% purity is an acyclic polyamine under tariff item 2921.29.00, used primarily in manufacturing water treatment chemicals and fuel additives. It meets Chapter 29 requirements for chemically defined compounds.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Provide a certificate of analysis to confirm purity and chemical identity
• Ensure the product is not a mixture of different polyamines, which could affect classification
Related Products under Tariff item 2921.29.00
1,2-Propylenediamine
1,2-Propylenediamine is a vicinal diamine with two primary amine groups on a three-carbon chain. As an acyclic polyamine not specifically named in other headings, it is classified under this tariff item for other acyclic polyamines.
1,3-Diaminopropane
1,3-Diaminopropane is a linear acyclic diamine with two primary amine groups separated by three methylene units. It is used in curing agents and cross-linking applications and falls under this tariff item as an other acyclic polyamine.
1,6-Diaminohexane Dihydrochloride
1,6-Diaminohexane dihydrochloride is the hydrochloride salt of 1,6-diaminohexane, an acyclic diamine. Per Chapter 29 Note 5(C)(1), inorganic salts of organic compounds are classified with the parent organic compound, placing this salt under this tariff item.
Bis(hexamethylene)triamine
Bis(hexamethylene)triamine is a long-chain acyclic triamine with three amine groups connected by hexamethylene bridges. It is used in high-performance polyamides and falls under this tariff item as an other acyclic polyamine.
Cadaverine Hydrochloride
Cadaverine hydrochloride, the salt of 1,5-diaminopentane, is an acyclic polyamine derivative classified under tariff item 2921.29.00 per Chapter 29 salt classification rules. It is used in biochemical research and as a chemical intermediate.
DETA Flake Form Stabilized
Stabilized diethylenetriamine in flake form with an anti-oxidant additive remains classified under tariff item 2921.29.00 as the stabilizer is necessary for preservation per Chapter 29, Note 1(f). It is used in epoxy resin curing systems.