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1,1-Dichloro-2,2-bis(p-ethylphenyl)ethane

1,1-Dichloro-2,2-bis(p-ethylphenyl)ethane (DDE) is a chlorinated diaryl ethane compound specifically enumerated under HTS 2903.99.10.00, used historically as an intermediate in DDT synthesis and environmental monitoring standards.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China5.5%+37.5%43%
🇲🇽Mexico5.5%+10.0%15.5%
🇨🇦Canada5.5%+10.0%15.5%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+12.5%12.5%

Alternative Classifications

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

2903.99.80.01Lower: 18% vs 43%

If analogs or derivatives not specifically named

Only explicitly listed compounds receive 2903.99.10.00; structural analogs go to residual categories.

3822Lower: 12.5% vs 43%

If imported as diagnostic reagent kit component

Laboratory reagents in diagnostic preparations shift to Chapter 38 provisions.

2933.99Lower: 19% vs 43%

If classified by environmental pollutant function

Certain organochlorine reference standards may fall under miscellaneous heterocyclic provisions.

Not sure which classification is right?

The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.

Import Tips & Compliance

• Include documentation proving analytical reference standard use, not pesticidal application

• Declare under TSCA Section 13 with research exemption justification if applicable

• Provide Certificate of Analysis with exact CAS 72-55-9 identification and purity