Acid-Washed Activated Carbon Pellets
Pellets of activated carbon post-acid washing to reduce ash content for pharmaceutical purification. Under HTS 3802.90.50.00 as processed 'other' activated carbon. Low impurities ensure USP compliance.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If pre-packed for medicinal use
Activated carbon marketed as antidote or digestive aid classifies as pharmaceutical product.
If post-wash becomes alkali metal hydroxide
Excessive washing residues may classify as chemical byproducts.
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Import Tips & Compliance
• Include USP/EP monograph compliance certificates
• Declare washing process details to prove no residual acids triggering hazmat rules
• Validate ash content <0.1% for pharma claims
Related Products under HTS 3802.90.50.00
Granular Activated Carbon from Coconut Shells
Granular activated carbon derived from coconut shells, used for water purification and air filtration. Classified under HTS 3802.90.50.00 as 'other' activated carbon not specified elsewhere in heading 3802. It undergoes activation to develop high porosity for adsorption.
Powdered Activated Carbon from Wood
Fine powdered activated carbon produced from wood sources, ideal for gold recovery in mining and wastewater treatment. Falls under HTS 3802.90.50.00 as 'other' forms of activated carbon beyond powders of 3802.10. It features high surface area for superior adsorption.
Pelletized Activated Carbon for Gas Masks
Cylindrical pellets of activated carbon designed for respiratory protection in gas masks and air purifiers. HTS 3802.90.50.00 covers this 'other' form of activated carbon from various sources like coal. Its uniform shape enhances flow in filtration systems.
Coal-Based Extruded Activated Carbon
Extruded block form activated carbon from bituminous coal, used in solvent recovery and VOC abatement. Under HTS 3802.90.50.00 as unspecified activated carbon shapes. High mechanical strength suits industrial columns.
Spent Activated Carbon from Water Treatment
Regenerable spent activated carbon recovered from municipal water purification plants. HTS 3802.90.50.00 includes spent forms not fitting animal black specifics. Retains partial adsorptive capacity post-use.
Impregnated Coconut Shell Activated Carbon
Coconut shell activated carbon impregnated with potassium iodide for mercury vapor control. Though impregnated, base classification remains HTS 3802.90.50.00 as activated carbon if impregnant is minor. Used in industrial flue gas systems.