Hydrated Cobalt Carbonate Precipitate
Hydrated cobalt carbonate (CoCO3·xH2O) precipitate from lab synthesis, used in analytical chemistry and small-scale pigment production. Falls under HTS 2836.99.10.00 as chemically defined cobalt carbonate, hydrated forms included.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If disodium carbonate impurity dominant
Sodium carbonates have separate subheading 2836.20.
If lab reagent diagnostic kit
Diagnostic reagents exclude from Chapter 28 per Section VI notes.
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Import Tips & Compliance
• Stabilize with desiccants; decomposition to oxide during transit causes classification disputes
• Lab imports need end-use certificate; avoid bulk packaging mimicking industrial grade
• Monitor for Note 2 exclusions; ensure no organic stabilizers present
Related Products under HTS 2836.99.10.00
Cobalt(II) Carbonate Powder
Cobalt(II) carbonate (CoCO3) is a pinkish-white inorganic salt used primarily as a precursor in the production of cobalt oxide pigments and catalysts. It falls under HTS 2836.99.10.00 as a chemically defined cobalt carbonate, distinct from stabilized or complex forms excluded by Chapter 28 notes.
Basic Cobalt Carbonate Crystals
Basic cobalt carbonate (2CoCO3·3Co(OH)2) appears as rose-red crystals used in ceramics and as a cobalt source in animal feed supplements. Classified under HTS 2836.99.10.00 as it meets the definition of cobalt carbonates per subheading note, excluding peroxocarbonates.
Cobaltous Carbonate Technical Grade
Technical-grade cobaltous carbonate (CoCO3, 45-50% Co) is supplied as fine powder for catalyst manufacturing and glass coloring. It qualifies for HTS 2836.99.10.00 as a pure cobalt carbonate compound under Chapter 28 definitions.
Pharmaceutical Cobalt Carbonate USP
USP-grade cobalt carbonate meeting pharmacopeia standards for use in trace mineral supplements and vitamin formulations. Qualifies under HTS 2836.99.10.00 as pure cobalt carbonate, not medicinal preparations.
Cobalt Carbonate for Porcelain Glaze
High-purity cobalt carbonate specifically graded for blue porcelain and ceramic glazes, providing intense color development at high firing temperatures. Classified in HTS 2836.99.10.00 as it is a simple inorganic cobalt carbonate salt.
Cobalt Carbonate Catalyst Precursor
Cobalt carbonate used as precursor for Fischer-Tropsch synthesis catalysts, decomposing to active cobalt oxide phases. HTS 2836.99.10.00 applies to this chemically defined carbonate before thermal processing.