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Cyanides, cyanide oxides and complex cyanides. > Cyanides and cyanide oxides: > Other > Other
Duty Rate (from China)
Products classified under Tariff item 2837.19.00.00
Barium Cyanide Powder
Barium cyanide (Ba(CN)2) is a fine white powder used in specialty chemical manufacturing, including the production of other barium compounds and as a reagent in organic synthesis. It is a simple cyanide of an inorganic base, barium, and meets the chemical definition criteria of Chapter 28 Note 1. It is not a complex cyanide, so it falls under tariff item 2837.19.00 for other cyanides.
2837.19.00Cadmium Cyanide Fine Powder
Cadmium cyanide (Cd(CN)2) is a fine powder used in cadmium electroplating to produce corrosion-resistant coatings on metals. It is a simple cyanide of an inorganic base, cadmium, and is chemically defined as per Chapter 28 Note 1. It is not a complex cyanide, so it is classified under tariff item 2837.19.00 for other cyanides.
2837.19.00Calcium Cyanide Granules
Calcium cyanide (Ca(CN)2) is supplied as granules for use in water treatment and as a fumigant in agriculture. It is a simple cyanide of an inorganic base, calcium, and is chemically defined under Chapter 28 Note 1. It is not a complex cyanide, so it falls under tariff item 2837.19.00 for other cyanides.
2837.19.00Cobalt Cyanide Granular
Cobalt cyanide (Co(CN)2) is a granular inorganic compound used as a catalyst precursor in various chemical reactions, including hydroformylation. It is a simple cyanide of an inorganic base, cobalt, and meets the chemical definition criteria of Chapter 28 Note 1. It is not a complex cyanide, so it is classified under tariff item 2837.19.00.
2837.19.00Cuprous Cyanide Powder
Cuprous cyanide (CuCN) is a white to cream powder used primarily in copper electroplating baths and as a catalyst in organic synthesis. It is a simple cyanide of an inorganic base, copper(I), and is chemically defined per Chapter 28 Note 1. It is not a complex cyanide, so it falls under tariff item 2837.19.00 for other cyanides.
2837.19.00Industrial Potassium Cyanide Briquettes
Industrial potassium cyanide briquettes are compressed forms of KCN designed for safe handling in mining operations, particularly for gold extraction. They are a simple cyanide of an inorganic base, potassium, and are chemically defined under Chapter 28 Note 1. The briquette form does not affect classification, so they fall under tariff item 2837.19.00.
2837.19.00Lithium Cyanide Pellets
Lithium cyanide (LiCN) is supplied as pellets for research applications, particularly in battery material development and organic synthesis. It is a simple cyanide of an inorganic base, lithium, and is chemically defined under Chapter 28 Note 1. It is not a complex cyanide, so it is classified under tariff item 2837.19.00.
2837.19.00Mercuric Cyanide Reagent
Mercuric cyanide (Hg(CN)2) is a reagent-grade chemical used in analytical chemistry for various titration and detection methods. It is a simple cyanide of an inorganic base, mercury, and is chemically defined per Chapter 28 Note 1. It is not a complex cyanide, so it falls under tariff item 2837.19.00.
2837.19.00Nickel Cyanide Tetrahydrate
Nickel cyanide tetrahydrate (Ni(CN)2·4H2O) is used in nickel electroplating solutions to provide a source of nickel ions. It is a simple cyanide of an inorganic base, nickel, and is chemically defined under Chapter 28 Note 1. The hydrated form is still classified as a simple cyanide, so it falls under tariff item 2837.19.00.
2837.19.00Potassium Cyanide Crystals
Potassium cyanide (KCN) in crystalline powder form is used in organic synthesis, metal hardening, and electroplating. It is a simple cyanide of an inorganic base, potassium, and is chemically defined per Chapter 28 Note 1. It is not a complex cyanide, so it falls under tariff item 2837.19.00.
2837.19.00Silver Cyanide Precipitate
Silver cyanide (AgCN) is a precipitated powder used in mirror manufacturing and as a precursor for silver plating solutions. It is a simple cyanide of an inorganic base, silver, and is chemically defined under Chapter 28 Note 1. Despite containing a precious metal, it is classified as a simple cyanide under tariff item 2837.19.00.
2837.19.00Sodium Cyanide Briquettes
Sodium cyanide (NaCN) in compressed briquette form is used primarily in gold mining for leaching processes and in electroplating. It is a simple cyanide of an inorganic base, sodium, and is chemically defined per Chapter 28 Note 1. It is not a complex cyanide, so it falls under tariff item 2837.19.00.
2837.19.00Sodium Cyanide Prills
Sodium cyanide prills are spherical, high-purity forms of NaCN optimized for rapid dissolution in mining operations. They are a simple cyanide of an inorganic base, sodium, and are chemically defined under Chapter 28 Note 1. The physical form (prills) does not affect classification, so they fall under tariff item 2837.19.00.
2837.19.00Strontium Cyanide Flakes
Strontium cyanide (Sr(CN)2) is supplied in flake form for use in pyrotechnics and research applications. It is a simple cyanide of an inorganic base, strontium, and is chemically defined under Chapter 28 Note 1. It is not a complex cyanide, so it is classified under tariff item 2837.19.00.
2837.19.00Zinc Cyanide Crystals
Zinc cyanide (Zn(CN)2) crystals are used in zinc electroplating to provide a source of zinc ions in the plating bath. It is a simple cyanide of an inorganic base, zinc, and is chemically defined per Chapter 28 Note 1. It is not a complex cyanide, so it falls under tariff item 2837.19.00.