Tetraethylene Pentamine with Stabilizer
TEPA containing added stabilizers for preservation falls under HTS 2921.29.0010 per Chapter 29 note (f), remaining classified as the base acyclic polyamine. Used in asphalt emulsifiers and fabric softeners.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If excessive additives for specific end-use
Additives rendering product suitable for particular uses (beyond safety) classify as chemical preparations.
If lower molecular weight ethylenediamine
Shorter chain acyclic monoamines classify earlier in 2921.11, but TEPA's polyamine structure requires 2921.29.
If pre-polymerized into polyamide form
Polymerized polyamines become amino-resins classifiable in Chapter 39 heading 3909.
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Import Tips & Compliance
• Document stabilizer type and concentration (<1% typically) to qualify under Chapter 29 note (f) exceptions
• Avoid anti-dusting agents exceeding safety/transport limits, which could trigger Chapter 38 reclassification
Related Products under HTS 2921.29.00.10
Tetraethylene Pentamine (TEPA)
Tetraethylene pentamine is an acyclic polyamine with five amine groups, classified under HTS 2921.29.0010 as a chemically defined organic compound of acyclic polyamines. It is a colorless to yellow viscous liquid used primarily in industrial applications.
Distilled Tetraethylene Pentamine
High-purity distilled TEPA is a specific acyclic polyamine classified in HTS 2921.29.0010, meeting Chapter 29 requirements for chemically defined compounds. Primarily used in polyamide resin synthesis and corrosion inhibitors.
Industrial Tetraethylene Pentamine Flake
TEPA processed into stable flakes for easier transport qualifies under HTS 2921.29.0010 as an acyclic polyamine with necessary anti-caking agents per Chapter 29 note (f). Applied in chelate production and oil additives.
Technical Grade Tetraethylene Pentamine 95%
Technical grade TEPA at 95% purity contains minor impurities but remains a separate chemically defined acyclic polyamine under HTS 2921.29.0010 per Chapter 29 note (a). Used in epoxy resin hardeners and chelating agents.
High Purity Tetraethylene Pentamine 99%
99% pure TEPA meets strict chemically defined compound criteria of HTS 2921.29.0010 for acyclic polyamines. Essential for pharmaceutical intermediates and high-performance epoxy systems.