Section VI — Products of the chemical or allied industries
Chapter 38 — Miscellaneous chemical products
Heading 3825 — Residual products of the chemical or allied industries, not elsewhere specified or included; municipal waste; sewage sludge; other wastes specified in Note 6 to this Chapter.
National subdivision 3825.6 — Other wastes from chemical or allied industries:
Subheading 3825.69 — Other
HS code
3825.69.00 Other
Last Verified Date - 1 October 2026
Common commodities
Inorganic catalyst wasteSpent acid sludge from metal processingMineral process chemical residueExhausted inorganic salts residueWaste from inorganic chemical productionInorganic sludge from chemical reactionSpent mineral processing materialsExhausted inorganic catalyst solutionInorganic salt waste byproductChemical waste from mineral processing