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Carbonates; peroxocarbonates (percarbonates); commercial ammonium carbonate containing ammonium carbamate. > Other: > Other > Other
Duty Rate (from China)
Subheadings
Products classified under Tariff item 2836.99
Ammonium Carbonate Smelling Salts Base
Bulk ammonium carbonate used as the active base in aromatic smelling salts for revival. It meets this 'Other' tariff item for commercial ammonium carbonates per subheading note, releasing ammonia vapor when crushed.
2836.99.00Ammonium Carbonate Volumizing Agent
Industrial-grade ammonium carbonate used in confectionery and snack production to create airy textures in products like meringues. It is classified under this 'Other' tariff item due to its commercial form containing ammonium carbamate.
2836.99.00Ammonium Per Carbonate Solution
Ammonium percarbonate solution for industrial bleaching. This liquid form falls under tariff item 2836.99.00 as an 'other' peroxocarbonate.
2836.99.00Barium Carbonate Precipitated
Precipitated barium carbonate is a high-purity, fine white powder used in ceramics, glass manufacturing, and as a component in certain pest control products. It is classified under tariff item 2836.99.00 as an 'other' carbonate of an inorganic base, not specifically listed elsewhere in the chapter.
2836.99.00Basic 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. It is a chemically defined inorganic compound of cobalt, falling under the 'Other' tariff item for carbonates of inorganic bases.
2836.99.00Basic Lead Carbonate
Basic lead carbonate, also known as white lead, is a white pigment composed primarily of lead(II) carbonate and lead(II) hydroxide. It falls under tariff item 2836.99.00 as a lead carbonate used historically in paints and coatings.
2836.99.00Bismuth Carbonate Basic
Basic bismuth carbonate is a fine white powder used primarily in pharmaceutical preparations such as antacids and gastrointestinal treatments. It is classified under tariff item 2836.99.00 as an 'other' carbonate of an inorganic base, not specifically listed elsewhere in the chapter.
2836.99.00Bismuth Subcarbonate Powder
Bismuth subcarbonate (Bi2O2CO3) is a white, odorless powder classified under this 'Other' tariff item as a basic carbonate of an inorganic base. It is primarily used in pharmaceuticals as an antacid and in cosmetics.
2836.99.00Bismuth Subnitrate Equivalent Carbonate
Synthetic bismuth subcarbonate serving as an alternative to traditional subnitrate in astringent creams and lotions. It is precisely classified under this 'Other' tariff item for its carbonate composition meeting Chapter 28 chemical definitions.
2836.99.00Cadmium Carbonate
Cadmium carbonate is a white crystalline powder used as a precursor in the production of cadmium pigments and in certain chemical applications. It is classified under tariff item 2836.99.00 as an 'other' carbonate of an inorganic base, not specifically listed elsewhere in the chapter.
2836.99.00Calcium Per Carbonate
Calcium percarbonate is a stable, solid peroxocarbonate used as an oxygen source in aquaculture, cleaning products, and as a bleaching agent. It is classified under tariff item 2836.99.00 as an 'other' peroxocarbonate of an inorganic base, not specifically listed elsewhere in the chapter.
2836.99.00Cerussite Mineral Concentrate
Cerussite concentrate is chemically processed natural lead(II) carbonate ore refined to over 90% purity for chemical applications. It falls under tariff item 2836.99.00 as chemically defined lead carbonate.
2836.99.00Cesium Carbonate
Cesium carbonate is a hygroscopic white powder used as a base catalyst in organic synthesis and in the production of specialty glass with low melting points. It is classified under tariff item 2836.99.00 as an 'other' carbonate of an inorganic base, not specifically listed elsewhere in the chapter.
2836.99.00Cobalt Carbonate Catalyst Precursor
Cobalt carbonate used as a precursor for Fischer-Tropsch synthesis catalysts, decomposing to active cobalt oxide phases. It is a chemically defined carbonate of an inorganic base, classifiable under this 'Other' tariff item before thermal processing.
2836.99.00Cobalt Carbonate for Porcelain Glaze
High-purity cobalt carbonate specifically graded for blue porcelain and ceramic glazes, providing intense color development at high firing temperatures. It is a simple inorganic carbonate of cobalt, falling under this 'Other' tariff item.
2836.99.00Cobalt(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 this 'Other' tariff item as a chemically defined carbonate of an inorganic base.
2836.99.00Cobaltous 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 this 'Other' tariff item as a pure cobalt carbonate compound under Chapter 28 definitions.
2836.99.00Commercial Ammonium Bicarbonate
Commercial ammonium bicarbonate is a white crystalline powder used as a leavening agent in baked goods, decomposing into ammonia, carbon dioxide, and water when heated. It is classified under tariff item 2836.99.00 as an 'other' carbonate, not specifically listed elsewhere in the chapter.
2836.99.00Commercial Ammonium Carbonate Baking Powder
A leavening agent used in baking cookies, biscuits, and crackers, consisting primarily of ammonium carbonate and ammonium carbamate. It falls under this 'Other' tariff item as commercial ammonium carbonate containing ammonium carbamate.
2836.99.00Food-Grade Ammonium Bicarbonate Substitute
A commercial blend of ammonium carbonate used as a leavening substitute for ammonium bicarbonate in gluten-free baking. It contains ammonium carbamate, which qualifies it under tariff item 2836.99.00 as commercial ammonium carbonate.
2836.99.00High-Purity Bismuth Carbonate USP/EP
Dual-compendial (USP/EP) bismuth carbonate for global pharmaceutical supply chains, classified under this 'Other' tariff item as pure bismuth carbonate. Used in compounded prescriptions and veterinary medicines.
2836.99.00Hydrated Cobalt Carbonate Precipitate
Hydrated cobalt carbonate (CoCO3·xH2O) precipitate from lab synthesis, used in analytical chemistry and small-scale pigment production. It falls under this 'Other' tariff item as chemically defined cobalt carbonate, including hydrated forms.
2836.99.00Hydrocerussite Synthetic Pigment
Synthetic hydrocerussite (2PbCO3·Pb(OH)2) produced for high-purity white pigments in ceramics and glass. This basic lead carbonate composition falls under tariff item 2836.99.00 as a chemically defined compound.
2836.99.00Industrial Ammonium Carbonate Flakes
Flake-form commercial ammonium carbonate used in textile scouring and dyeing processes. The presence of ammonium carbamate places it under tariff item 2836.99.00 as commercial ammonium carbonate.
2836.99.00Laboratory Ammonium Carbonate Powder
Fine powder commercial ammonium carbonate for analytical chemistry labs, used as a reagent in qualitative tests. It is a chemically defined inorganic compound containing ammonium carbamate, meeting Chapter 28 definitions.
2836.99.00Lead Carbonate Lab Reagent
ACS-grade lead carbonate reagent for qualitative analysis and synthesis in chemical laboratories. This high-purity (>99%) chemically defined compound falls under tariff item 2836.99.00.
2836.99.00Lead(II) Carbonate Anhydrous
Pure anhydrous lead(II) carbonate (PbCO3) in crystalline powder form for laboratory and analytical standards. It is classified under tariff item 2836.99.00 as a chemically defined inorganic lead carbonate.
2836.99.00Lead Monocarbonate Technical Grade
Technical grade lead monocarbonate for industrial water treatment and corrosion inhibition. This metal carbonate falls under tariff item 2836.99.00 with 85-95% purity.
2836.99.00Lead Subcarbonate Powder
Lead subcarbonate is a fine white powder form of basic lead carbonate used in specialty coatings and rust inhibitors. It is classified under tariff item 2836.99.00 as a lead carbonate per Chapter 28 notes.
2836.99.00Lithium Carbonate Anhydrous
Anhydrous lithium carbonate is a fine white powder used in lithium-ion battery production, glass ceramics, and pharmaceutical applications. It is classified under tariff item 2836.99.00 as an 'other' carbonate of an inorganic base, not specifically listed elsewhere in the chapter.
2836.99.00Magnesium Per Carbonate
Magnesium percarbonate is a white, free-flowing powder used in oral care products such as toothpaste for whitening and as a mild disinfectant. It is classified under tariff item 2836.99.00 as an 'other' peroxocarbonate of an inorganic base, not specifically listed elsewhere in the chapter.
2836.99.00Neutral Lead Carbonate
Neutral lead carbonate (PbCO3) without hydroxide for pharmaceutical precursor synthesis and battery research. This high-purity anhydrous specification falls under tariff item 2836.99.00.
2836.99.00Pharmaceutical Ammonium Carbonate Crystals
High-purity ammonium carbonate crystals used in pharmaceutical formulations as a buffering agent and expectorant. It qualifies as commercial ammonium carbonate with carbamate, meeting Chapter 28 definitions for inorganic compounds.
2836.99.00Pharmaceutical Cobalt Carbonate USP
USP-grade cobalt carbonate meeting pharmacopeia standards for use in trace mineral supplements and vitamin formulations. It qualifies under this 'Other' tariff item as pure cobalt carbonate, not a medicinal preparation.
2836.99.00Pharmaceutical Grade Bismuth Carbonate
High-purity bismuth carbonate meeting USP standards for use in gastrointestinal remedies and ointments. It is classified under this 'Other' tariff item as a carbonate of bismuth (inorganic base) per Chapter 28 note 2.
2836.99.00Plumbous Carbonate Crystals
Large crystal plumbous carbonate (PbCO3) grown for X-ray diffraction standards and research. This pure inorganic lead carbonate meets Chapter 28 definitions and falls under tariff item 2836.99.00.
2836.99.00Potassium Per Carbonate
Potassium percarbonate is a granular, eco-friendly bleaching agent used in detergents and water treatment, releasing active oxygen when dissolved. It is classified under tariff item 2836.99.00 as an 'other' peroxocarbonate of an inorganic base, not specifically listed elsewhere in the chapter.
2836.99.00Rubidium Carbonate
Rubidium carbonate is a rare alkali metal salt used in specialty glass, fireworks, and research applications. It is classified under tariff item 2836.99.00 as an 'other' carbonate of an inorganic base, not specifically listed elsewhere in the chapter.
2836.99.00Technical Grade Bismuth Carbonate
Industrial-grade bismuth carbonate used in ceramic glazes, catalysts, and radiation shielding compounds. This 'Other' tariff item applies to this carbonate of inorganic base bismuth, distinct from oxides or other compounds.
2836.99.00White Lead Dry Powder
Dry white lead powder, basic lead carbonate for traditional artist's oil paints and marine coatings. This pure lead carbonate compound falls under tariff item 2836.99.00.