Commercial Cobalt Oxide Black
Commercial cobalt oxide black is an impure Co3O4 grade used in porcelain enamels and catalysts. It qualifies under HTS 2822.00.00 explicitly for 'commercial cobalt oxides' despite lower purity.
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More Specific Codes
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Alternative Classifications
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Import Tips & Compliance
• Commercial grades need supplier specs confirming oxide form, not salts (which go to 2822 other subheads)
• Test for moisture/hydrate content; hydroxides blended may require separate declaration
Related Products under HTS 2822.00.00
Cobalt(II) Oxide (CoO)
Cobalt(II) oxide is a chemically defined inorganic compound of cobalt used primarily as a precursor in ceramics and glass coloring. It falls under HTS 2822.00.00 as a pure cobalt oxide, distinct from commercial grades with impurities.
Cobalt(II,III) Oxide (Co3O4)
Cobalt(II,III) oxide, or tricobalt tetraoxide, is an olive-black powder used in battery cathodes and pigments. Classified under HTS 2822.00.00 as a cobalt oxide meeting Chapter 28's chemically defined criteria.
Battery-Grade Cobalt Tetroxide
High-purity cobalt tetroxide (Co3O4) optimized for lithium-cobalt-oxide cathode production in EVs. Falls under HTS 2822.00.00 as a chemically defined cobalt oxide for industrial use.
Cobalt Green Oxide Pigment
Cobalt zinc oxide (CoZnO) blend used as a green pigment in ceramics, technically a commercial cobalt oxide. Classified in HTS 2822.00.00 for its primary cobalt oxide composition.
Hydrated Cobalt Oxide
Partially hydrated CoO used in chemical synthesis and animal feed supplements. Included as cobalt oxides/hydroxides under HTS 2822.00.00.
Commercial Cobalt Litharge
Impure cobalt monoxide (CoO) known as litharge, for glass decolorizing. HTS 2822.00.00 for commercial cobalt oxides.