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Salts of oxometallic or peroxometallic acids. > Manganites, manganates and permanganates: > Other > Other
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Products classified under Tariff item 2841.69.00
Ammonium 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.
Barium 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.
Calcium 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.
Industrial 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.
Lab-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.
Magnesium 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.
Permanganate 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).
Pharmaceutical 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.
Potassium 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.
Sodium 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.
Sodium 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.
Sodium 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.
Strontium 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.
Technical 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.
Zinc 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.