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3-Aminomethyl-3,5,5-trimethylcyclohexylamine (Isophorone Diamine)

Isophorone diamine (IPDA) is a sterically hindered cyclanic polyamine used in durable coatings. Falls under HTS 2921.30.50.00 as other cyclanic polyamine derivatives.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China3.7%+25.0%28.7%
🇲🇽Mexico3.7%3.7%
🇨🇦Canada3.7%3.7%
🇩🇪Germany3.7%3.7%
🇯🇵Japan3.7%3.7%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

3208.90.00.00Higher: 38.2% vs 28.7%

If paint additive preparation

Paints and varnishes containing amine catalysts classify under 3208/3209.

2929.90Lower: 16.5% vs 28.7%

If other nitrogen-function compounds

Compounds with multiple nitrogen functions may classify later in Chapter 29.

3909.40.00.00Higher: 41.5% vs 28.7%

If polyamide reaction product

Polyamide plastics from polyamine reaction products go to Chapter 39.

Not sure which classification is right?

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Import Tips & Compliance

IPDA trademark doesn't affect HTS; use chemical name on entry

Low volatility confirmed by vapor pressure data; affects storage classification

EU REACH authorization status critical for origin determination