Diethylenetriamine (DETA) Impurity-Free TETA
High-purity triethylenetetramine specifically manufactured to minimize DETA impurities, classified under HTS 2921.29.0020. Critical for high-performance epoxy systems in aerospace composites.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If ethylenediamine content exceeds specification limits
Different acyclic polyamines have specific subheadings based on chemical identity.
If when marketed as finishing agent for textiles
Polyamines put up for specific finishing applications classified in Chapter 38.
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Import Tips & Compliance
• Submit impurity profile showing <0.1% DETA to justify premium pricing and classification
• Include end-use statements for aerospace applications to facilitate drawback claims
• Use nitrogen-blanketed containers to prevent oxidation during ocean transit
Related Products under HTS 2921.29.00.20
Triethylenetetramine (TETA)
Triethylenetetramine is an acyclic polyamine classified under HTS 2921.29.0020 as a chemically defined organic compound with multiple amine groups. It is primarily used as a curing agent in epoxy resin formulations for coatings, adhesives, and composites.
Technical Grade Triethylenetetramine 98% Pure
Technical grade TETA at 98% minimum purity, specifically classified under HTS 2921.29.0020 as the designated acyclic polyamine. Used in industrial applications including polyurethane production and metal chelation.
Stabilized Triethylenetetramine for Export
TETA with added stabilizer per Chapter Note 2(f), maintaining classification under HTS 2921.29.0020. Stabilizer prevents oxidation during long-distance marine transport.
TETA Dihydrochloride Salt
Triethylenetetramine dihydrochloride salt, classified under HTS 2921.29.0020 per Chapter Note 5(C)(1) with the parent polyamine. Used in pharmaceutical chelation therapy and water treatment.