Other
Sulfides; polysulfides, whether or not chemically defined: > Other: > Other
Duty Rate (from China)
Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Products classified under HTS 2830.90.90.00
Cadmium Sulfide Powder
Cadmium sulfide (CdS) is a chemically defined inorganic sulfide compound used as a pigment in paints, ceramics, and phosphors for fluorescent lamps. It falls under HTS 2830.90.90.00 as an 'other' sulfide, distinct from specific sulfides like sodium sulfide listed elsewhere in heading 2830.
Zinc Sulfide Crystals
Zinc sulfide (ZnS) in crystalline form is used in optical coatings, phosphors, and semiconductors. Classified under HTS 2830.90.90.00 as a polysulfide or other sulfide compound meeting chemical definition criteria.
Antimony Trisulfide Powder
Antimony trisulfide (Sb2S3) is a red pigment and friction material used in matches and ammunition primers. It qualifies under HTS 2830.90.90.00 as an 'other' chemically defined sulfide.
Manganese Sulfide Granules
Manganese sulfide (MnS) granules used as a desulfurizer in steel production and in ceramics. Falls under HTS 2830.90.90.00 for other sulfides not specifically enumerated.
Copper(I) Sulfide Powder
Copper(I) sulfide (Cu2S) powder employed in mineral flotation and as a semiconductor material. Classified in HTS 2830.90.90.00 as other chemically defined sulfides.
Bismuth Sulfide Flakes
Bismuth sulfide (Bi2S3) flakes used in thermoelectric materials and pigments. It is an 'other' sulfide under HTS 2830.90.90.00, chemically defined per Chapter notes.
Lead Sulfide Crystals
Lead sulfide (PbS) crystals for infrared detectors. HTS 2830.90.90.00 other sulfides.
Cobalt Sulfide Granules
Cobalt sulfide (CoS) for hydrodesulfurization catalysts. Under 2830.90.90.00.
Tungsten Disulfide Powder
Tungsten disulfide (WS2) dry lubricant. HTS 2830.90.90.00.
Molybdenum Disulfide Powder
Molybdenum disulfide (MoS2) for lubricants and catalysts. 2830.90.90.00.
Iron Sulfide Powder
Iron sulfide (FeS) for pyrite pigments and sulfur release. 2830.90.90.00.
Silver Sulfide Powder
Silver sulfide (Ag2S) for analytical standards. 2830.90.90.00.
Indium Sulfide Flakes
Indium sulfide (In2S3) for thin-film solar cells. 2830.90.90.00.
Nickel Sulfide Powder
Nickel sulfide (NiS) powder for catalysts and battery materials. Falls under HTS 2830.90.90.00 as other sulfides.