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Calcined Barium Oxide

Calcined barium oxide (BaO) is produced by heating barium carbonate, used in specialty ceramics and lubricants. HTS 2816.40.20.00 for barium oxides.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China2%—2%
🇲🇽Mexico2%—2%
🇨🇦Canada2%—2%
🇩🇪Germany2%—2%
🇯🇵Japan2%—2%

Alternative Classifications

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

2816.10.00.00Higher: 28.1% vs 2%

If hydroxide/peroxide of magnesium

Magnesium compounds in separate subheading 2816.10.

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

• XRD analysis to prove oxide vs carbonate residual phases

• Moisture-proof packaging critical as it reacts to form hydroxide