Other
Activated carbon; activated natural mineral products; animal black, including spent animal black. > Other
Duty Rate (from China)
Subheadings
Products classified under Tariff item 3802.90.00
Acid-Activated Kaolin Clay for Edible Oil Refining
Acid-activated kaolin clay for edible oil refining is a sulfuric acid-activated kaolin clay used as a bleaching adsorbent in palm and soybean oil refining processes. It is classified under tariff item 3802.90.00 as an 'other' activated natural mineral product. This product has enhanced decolorizing capacity and is regenerable.
Activated Attapulgite Clay Adsorbent
Activated attapulgite clay adsorbent is a high-surface-area attapulgite clay activated for use in removing contaminants from beverages like wine and beer. It is classified under tariff item 3802.90.00 as an 'other' activated natural mineral product. This product is designed for selective adsorption.
Bentonite Clay Bleaching Earth
Bentonite clay bleaching earth is activated bentonite clay processed through acid or thermal treatment to enhance its adsorptive properties for removing color impurities from vegetable oils. It is classified under tariff item 3802.90.00 as an 'other' activated natural mineral product. This product is used primarily in oil refining.
Bone Black Ink Dispersion Base
Bone black, also known as animal black, is produced by calcining animal bones in closed vessels. This dry powder form is used as a pigment base for printing inks, offering a neutral pH and high jetness. It is classified under tariff item 3802.90.00 as an 'other' activated natural mineral product or animal black, not elsewhere specified.
Bone Black Pigment Powder
Bone black pigment powder is a finely ground animal black produced by calcining animal bones in closed retorts. It is used as a dense black pigment in paints and inks, distinct from other carbon blacks. This product falls under tariff item 3802.90.00 as an 'other' animal black product.
Bone Char Black for Artist Oils
Bone char black for artist oils is a high-grade animal black derived from cattle bones, ground to micron fineness for use in artist oil paints. It provides a deep matte black tone and is classified under tariff item 3802.90.00 as an 'other' animal black product. This product is pure bone black without additives.
Ceramic Bone Black Staining Powder
Ceramic bone black staining powder is bone black calcined to 1400°C for use in underglaze black stains in ceramic tile production. It provides durable color at high firing temperatures and is classified under tariff item 3802.90.00 as an 'other' animal black product. High purity minimizes impurities in ceramic applications.
Diatomaceous Earth Activated Filter Aid
Diatomaceous earth activated filter aid is calcined and flux-calcined diatomaceous earth activated for use as a filter aid in beverage and pharmaceutical filtration. It is classified under tariff item 3802.90.00 as an 'other' activated natural mineral product. This product enhances filtration efficiency and removes fine particles.
Food Grade Bone Black Sugar Filter
Food grade bone black sugar filter is a food-contact approved bone black granule used for decolorizing raw sugar liquors in beet and sugar cane refining. It is classified under tariff item 3802.90.00 as an 'other' animal black product. This product meets food safety standards for use in food processing.
Fuller's Earth Decolorizing Agent
Fuller's earth decolorizing agent is acid-activated fuller's earth derived from attapulgite or montmorillonite clays, used in the refining of petroleum oils and fats. It is classified under tariff item 3802.90.00 as an 'other' activated natural mineral product. Activation enhances its bleaching and purification capabilities.
Montmorillonite K10 Activated Clay Catalyst
Montmorillonite K10 activated clay catalyst is an acid-treated montmorillonite clay serving as a heterogeneous catalyst in organic synthesis reactions. It is classified under tariff item 3802.90.00 as an 'other' activated natural mineral product. This product has catalytic adsorptive properties and is common in pharmaceutical and chemical applications.
Pharmaceutical Bone Black Decolorizer
Pharmaceutical bone black decolorizer is an ultra-pure bone black meeting USP standards for decolorizing and purifying pharmaceutical intermediates and APIs. It is classified under tariff item 3802.90.00 as an 'other' animal black product. Low heavy metal content makes it suitable for drug manufacturing.
Refinery Bone Black Filter Media
Refinery bone black filter media is granular bone black used in petroleum refineries for removing color impurities from oils and waxes through adsorption. It is classified under tariff item 3802.90.00 as an 'other' animal black product. This product is specifically bone black for industrial filtration.
Spent Bleaching Earth Regenerated Adsorbent
Spent bleaching earth regenerated adsorbent is regenerated spent bleaching earth reactivated through thermal desorption for reuse in oil refining. It is classified under tariff item 3802.90.00 as an 'other' activated natural mineral product. This product is a cost-effective and sustainable alternative to virgin bleaching earth.
Spent Bone Black Decolorizing Agent
Spent bone black decolorizing agent is used animal black recovered after decolorizing sugar syrups in refineries, retaining carbon properties for reuse in filtration. It is classified under tariff item 3802.90.00 as 'spent animal black' including bone black. This product is recycled for continued filtration use.