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Salts of oxometallic or peroxometallic acids. > Manganites, manganates and permanganates: > Other > Other
Duty Rate (from China)
Products classified under Tariff item 2841.6
ACS Reagent Potassium Permanganate
ACS reagent grade potassium permanganate (KMnO4) is a chemically defined compound of an inorganic base, meeting the purity standards for analytical chemistry and titration applications. It falls under tariff item 2841.61.00 as a permanganate salt of an oxometallic acid, specifically the potassium salt, and is not excluded by Chapter 28 notes.
2841.61.00Industrial Potassium Permanganate Flakes
Industrial potassium permanganate flakes are the same chemically defined compound (KMnO4) presented in a flaked physical form for easier dissolution in large-scale water purification systems. The physical form does not alter classification, and it remains within tariff item 2841.61.00 as the potassium salt of permanganic acid.
2841.61.00Potassium Permanganate Crystals
Potassium permanganate crystals are the pure chemical compound KMnO4 in crystalline form, a strong oxidizing agent used in water treatment and laboratory settings. As a chemically defined permanganate salt of an inorganic base, it is correctly classified under tariff item 2841.61.00, consistent with Chapter 28 notes.
2841.61.00Technical Grade Potassium Permanganate
Technical grade potassium permanganate powder with a minimum 99% purity is a chemically defined compound used in industrial oxidation and wastewater treatment. Despite the lower grade, it is still the pure potassium salt of permanganic acid and falls under tariff item 2841.61.00, as Chapter 28 covers separate chemically defined compounds regardless of purity.
2841.61.00USP Grade Potassium Permanganate
USP grade potassium permanganate is a high-purity form of KMnO4 intended for pharmaceutical and medical uses such as wound disinfection. As a chemically defined compound of mercury-free inorganic base, it is classified under tariff item 2841.61.00, and Chapter 28 notes do not exclude it based on grade or intended use.
2841.69.00Ammonium Manganate Solution
Ammonium manganate solution ((NH4)2MnO4), a liquid reagent used in analytical chemistry for redox titrations and laboratory testing. As an ammonium salt of manganic acid, it is covered by Chapter 28 Note 5, which extends headings 2826–2842 to ammonium salts, and is a chemically defined compound in aqueous solution.
2841.69.00Ammonium Permanganate Powder
Ammonium permanganate (NH4MnO4) is an unstable oxidizing salt used in analytical chemistry and pyrotechnics. It is an ammonium salt of a peroxometallic acid, which is covered by Chapter 28 Note 5 and falls under heading 28.41 as an 'other' permanganate.
2841.69.00Barium Manganate Powder
Barium manganate (BaMnO4) powder, a green solid used as a precursor in ceramic pigments and specialty colorants. It is a chemically defined inorganic salt of manganic acid, classifiable under tariff item 2841.69.00 as 'other' manganates, and is not excluded by Chapter 28 notes as it contains no organic or radioactive components.
2841.69.00Barium Manganate Technical Grade
Barium manganate (BaMnO4) technical grade is a green inorganic salt used as a pigment and in battery production. As a manganate of an inorganic base, it is classified under heading 28.41 as 'other' manganates, provided it meets the chemically defined criteria of Chapter 28 Note 1.
2841.69.00Calcium Permanganate Flakes
Calcium permanganate (Ca(MnO4)2) flakes are used for soil remediation and aquaculture oxygen release. As a calcium salt of permanganic acid, it is a chemically defined inorganic compound covered by heading 28.41 as 'other' permanganates.
2841.69.00Calcium Permanganate Granules
Calcium permanganate granules (Ca(MnO4)2), a dark purple granular oxidizer used in specialty oxidation reactions and air purification systems. As a chemically defined calcium salt of permanganic acid, it falls under tariff item 2841.69.00 as 'other' permanganates, consistent with Chapter 28 Note 5 covering metal salts.
2841.69.00Industrial Sodium Permanganate Granules
Granular sodium permanganate for bulk industrial bleaching and oxidation in textile processing is a chemically defined sodium salt of permanganic acid. It is classified under heading 28.41 as 'other' permanganates, meeting the criteria of Chapter 28 Note 1.
2841.69.00Lab-Grade Sodium Permanganate
Lab-grade sodium permanganate for analytical titrations and organic synthesis is a chemically defined sodium salt of permanganic acid. It is classified under heading 28.41 as 'other' permanganates, meeting the purity and identity criteria of Chapter 28 Note 1.
2841.69.00Magnesium Permanganate Aqueous
Magnesium permanganate aqueous solution is used in organic synthesis and bleaching. As a solution of a chemically defined permanganate salt in water, it falls under Chapter 28 Note 1(b) and is classified in heading 28.41 as 'other' permanganates.
2841.69.00Magnesium Permanganate Crystals
Magnesium permanganate crystals (Mg(MnO4)2), a crystalline oxidizer used in pyrotechnic compositions and bleaching processes. It is a chemically defined magnesium salt of permanganic acid, classifiable under tariff item 2841.69.00 as 'other' permanganates, and is not excluded by Chapter 28 notes as it contains no organic or radioactive components.
2841.69.00Permanganate Green Pigment BaMnO4
Barium manganate-based green pigment (BaMnO4) for ceramics and glass coloring is a chemically defined manganate salt. It is classified under heading 28.41 as 'other' manganates, provided it is not of a kind used as a luminophore, which is excluded by Chapter 28 Note 3(d).
2841.69.00Pharmaceutical Grade Sodium Permanganate
Pharmaceutical grade sodium permanganate meeting USP standards for use in medicinal antiseptics and pharmaceutical synthesis is a chemically defined sodium salt of permanganic acid. It is classified under heading 28.41 as 'other' permanganates, provided it is not put up in measured doses or for retail sale as per Section Note 2.
2841.69.00Potassium Manganate(VI) Technical Grade
Technical-grade potassium manganate (K2MnO4), a green crystalline solid used as a selective oxidant in organic synthesis and pharmaceutical intermediate production. It is a chemically defined potassium salt of manganic acid, classifiable under tariff item 2841.69.00 as 'other' manganates, and is not excluded by Chapter 28 notes as it contains no organic or radioactive components.
2841.69.00Potassium Permanganate Crystals
Potassium permanganate (KMnO4) is a dark purple crystalline compound used as an oxidizing agent in water treatment and laboratory applications. As a potassium salt of permanganic acid, it is a chemically defined inorganic compound classified under heading 28.41 as 'other' permanganates.
2841.69.00Sodium Permanganate Crystals
Pure sodium permanganate (NaMnO4) in crystalline form is a strong oxidizing agent used in chemical synthesis and water purification. As a chemically defined sodium salt of permanganic acid, it is classified under heading 28.41 as 'other' permanganates.
2841.69.00Sodium Permanganate Flakes
Flaked sodium permanganate for easy dissolution in emergency water disinfection kits is a chemically defined sodium salt of permanganic acid. It is classified under heading 28.41 as 'other' permanganates, provided it is not put up for retail sale as per Section Note 2.
2841.69.00Sodium Permanganate Solution 40%
A 40% aqueous solution of sodium permanganate (NaMnO4) is used in industrial oxidation processes and wastewater remediation. As a solution of a chemically defined permanganate salt in water, it falls under Chapter 28 Note 1(b) and is classified in heading 28.41 as 'other' permanganates.
2841.69.00Strontium Manganite Powder
Strontium manganite powder (SrMnO3), a black powder used in solid oxide fuel cell cathodes and electronic components. It is a chemically defined strontium salt of manganous acid, classifiable under tariff item 2841.69.00 as 'other' manganites, and is not excluded by Chapter 28 notes as it contains no organic or radioactive components.
2841.69.00Strontium Permanganate Crystals
High-purity strontium permanganate crystals for specialty oxidations in pharma intermediates are a chemically defined strontium salt of permanganic acid. They are classified under heading 28.41 as 'other' permanganates, meeting the criteria of Chapter 28 Note 1.
2841.69.00Technical Grade Sodium Permanganate Powder
Technical-grade sodium permanganate (NaMnO4) powder, a dark purple crystalline substance used as a strong oxidizer in industrial wastewater treatment and chemical synthesis. It is a chemically defined inorganic salt of permanganic acid, classifiable under tariff item 2841.69.00 as 'other' permanganates, and does not contain organic constituents that would exclude it from Chapter 28.
2841.69.00Technical Sodium Manganate Solution
Technical 30% sodium manganate (Na2MnO4) solution for chemical manufacturing intermediates is a chemically defined manganate salt in aqueous solution. It falls under Chapter 28 Note 1(b) and is classified in heading 28.41 as 'other' manganates.
2841.69.00Zinc Manganate Powder
Zinc manganate (ZnMnO4) powder utilized in ceramic pigments and cathode materials is a chemically defined zinc salt of manganic acid. As a manganate of an inorganic base, it is classified under heading 28.41 as 'other' manganates, subject to Chapter 28 Note 1.