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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.

Subheading

3825.50 Wastes of metal pickling liquors, hydraulic fluids, brake fluids and antifreeze fluids

Common commodities
Spent nickel acid from steel picklingUsed synthetic hydraulic oil wasteBrake fluid disposal residueWorn-out automotive antifreeze solutionDiscarded coolant from radiatorsZinc pickling acid waste productUsed vehicle brake fluid byproductSpent chromium pickling acid residueAntifreeze fluid disposal from enginesWaste hydraulic oil from construction equipment

HS codes