High Purity Diethylenetriamine 99.5%+
Ultra-high purity diethylenetriamine (>99.5%) for pharmaceutical synthesis, specifically classified as HTS 2921.29.0030 for acyclic polyamines. Its chemical purity ensures compliance with Chapter 29 note 2(a) for separate chemically defined compounds.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If cyclized to piperazine derivative during processing
Heterocyclic compounds in 2933 supersede acyclic amines per chapter numerical order.
If for nitro or nitroso derivatives of DETA
Nitrogen-function compounds in 2929 classify separately from simple amines.
If enzyme-conjugated DETA for biotech applications
Enzymes with organic modifiers exclude from Chapter 29 per note 2(h).
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Import Tips & Compliance
• Require GC-MS analysis certificate showing <0.1% isomers or impurities for Chapter 29 eligibility
• FDA prior notice required if ultimate use is pharmaceutical intermediates
• Avoid bulk tankers; glass-lined containers prevent metal catalysis contamination
Related Products under HTS 2921.29.00.30
Diethylenetriamine (DETA)
Diethylenetriamine is an acyclic polyamine with the formula H2NCH2CH2NHCH2CH2NH2, classified under HTS 2921.29.0030 as a chemically defined acyclic polyamine. It serves as a key building block in chemical synthesis for epoxy curing agents and chelating agents.
Diethylenetriamine with Emetic Additive
Diethylenetriamine containing emetic for safety identification, classified under HTS 2921.29.0030 per Chapter 29 note 2(g) as addition does not render suitable for specific use. Common in industrial chemical distribution.
Diethylenetriamine Technical Grade 99%
Technical grade diethylenetriamine with 99% purity, an acyclic polyamine under HTS 2921.29.0030, used primarily in manufacturing water treatment chemicals and fuel additives. Meets Chapter 29 requirements for chemically defined organic compounds with minimal impurities.
DETA Flake Form Stabilized
Stabilized diethylenetriamine in flake form with anti-oxidant additive, remains classified under HTS 2921.29.0030 as the stabilizer is necessary for preservation per Chapter 29 note 2(f). Used in epoxy resin curing systems for composites.