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4-Methoxyphenol (Methoxyhydroquinone)

4-Methoxyphenol is an aromatic ether-phenol used as a polymerization inhibitor in acrylic resins and UV stabilizer. It qualifies under HTS 2909.30.40.00 as an aromatic ether derivative listed in additional U.S. note 3.

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.

2907.29.90.00Higher: 137.5% vs 43%

If phenol function considered principal characteristic

Chapter rule prioritizes last occurring heading; phenols (2907) before ethers (2909).

3824.99Lower: 17.5% vs 43%

If when diluted beyond transport concentration limits

Chapter note (e) excludes solutions not solely for safety/transport.

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 stabilization certificate if additives present, per chapter note (f)

• Specify ether functionality dominates over phenol for proper 2909 classification

Related Products under HTS 2909.30.40.00