Dehydromirex Isomer Mixture

Mixture of Mirex-related isomers, classified under HTS 2903.83.00.00 per Chapter 29 note (b) as mixtures of isomers of the same organic compound. Used in toxicological studies as a surrogate for Mirex photodegradation products.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China5.5%+35.0%40.5%
🇲🇽Mexico5.5%+10.0%15.5%
🇨🇦Canada5.5%+10.0%15.5%
🇩🇪Germany5.5%+10.0%15.5%
🇯🇵Japan5.5%+10.0%15.5%

Alternative Classifications

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

2903.79Lower: 13.7% vs 40.5%

If primarily acyclic hydrocarbon derivatives

Mixtures exceeding cyclic isomer limits fall under halogenated acyclic hydrocarbons in other 2903 subheadings.

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Import Tips & Compliance

Provide HPLC chromatogram showing isomer composition; declare as research chemical only

Ensure no acyclic impurities to stay within Chapter 29 scope