Commercial Cobalt Tetroxide for Porcelain Glazes

Commercial-grade Co3O4 powder specifically formulated for imparting blue coloration to ceramic glazes and porcelain enamels. Classified under HTS 2822.00.0010 as it is a chemically defined cobalt oxide used in industrial pigment applications. Provides durable pigmentation resistant to high firing temperatures.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China0.1%+25.0%25.1%
🇲🇽Mexico0.1%0.1%
🇨🇦Canada0.1%0.1%
🇩🇪Germany0.1%0.1%
🇯🇵Japan0.1%0.1%

Alternative Classifications

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

3208.90.00.00Higher: 38.2% vs 25.1%

If surface-treated for synthetic pigment use

Paints and varnishes pigments often fall in Chapter 32 if prepared for direct application.

2833.29Lower: 13.7% vs 25.1%

If in hydroxide form rather than oxide

Cobalt hydroxides are separately provided for in other subheadings of 2822.

3824.99Lower: 15% vs 25.1%

If sold as ready-to-use glaze mixture

Prepared chemical mixtures for specific uses shift to 3824.

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Import Tips & Compliance

Require supplier test reports confirming Co3O4 composition >98%; label as 'not for food contact' to avoid FDA scrutiny

Pitfall: bulk mixtures may classify as preparations (3824)

Related Products under HTS 2822.00.00.10

Cobalt(II, III) Oxide Powder

High-purity Cobalt(II, III) oxide (Co3O4), also known as cobalt tetroxide, in fine powder form used primarily as a precursor in ceramics and battery production. This chemically defined inorganic compound falls under HTS 2822.00.0010 as a commercial cobalt oxide due to its specific mixed-valence structure. It is essential for manufacturing lithium-ion battery cathodes and magnetic materials.

High-Purity Cobalt(II, III) Oxide for Lithium Batteries

Ultra-high purity (>99.9%) cobalt tetroxide nanoparticles used as cathode active material precursor in lithium cobalt oxide (LiCoO2) batteries. Falls under HTS 2822.00.0010 as a chemically defined commercial cobalt oxide critical for rechargeable battery manufacturing. Enables high-energy density cells for electronics.

Cobalt Tetroxide Black Pigment for Glass Manufacturing

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Co3O4 Catalyst Precursor for Chemical Synthesis

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Nanostructured Cobalt Tetroxide for Spintronics

Nanocrystalline Co3O4 (<50nm particles) for thin-film deposition in spintronic devices and magnetic sensors. HTS 2822.00.0010 covers this chemically defined cobalt oxide used in advanced electronics materials research. Exhibits ferromagnetic properties at room temperature.