Chapter hub

Chapter 38: Miscellaneous chemical products

Browse verified, indexable HTS detail pages in this chapter. Each record links to base duty, source URL, retrieval date, and review boundaries. Chemical preparations, additives, diagnostic reagents, and industrial compounds.

124 indexable codesPage 2 / 2

Common headings on this page

3824 · 13825 · 63826 · 13827 · 16

HTS detail pages

3824.99.75

Naphthenic acids, their water-insoluble salts and their esters

Base rate: 3.7%Source retrieved: 2026-06-15

3825.10.01.00

Municipal waste

Base rate: FreeSource retrieved: 2026-06-15

3825.20.00.00

Sewage sludge

Base rate: FreeSource retrieved: 2026-06-15

3825.30.00.00

Clinical waste

Base rate: FreeSource retrieved: 2026-06-15

3825.41.00.00

Halogenated

Base rate: FreeSource retrieved: 2026-06-15

3825.50.00.00

Wastes of metal-pickling liquors, hydraulic fluids, brake fluids and anti-freeze fluids

Base rate: FreeSource retrieved: 2026-06-15

3825.61.00.00

Mainly containing organic constituents

Base rate: FreeSource retrieved: 2026-06-15

3826.00.10.00

Biodiesel not containing petroleum oils or oils obtained from bituminous materials (B100)

Base rate: 4.6%Source retrieved: 2026-06-15

3827.11.00.00

Containing chlorofluorocarbons (CFCs), whether or not containing hydrochlorofluorocarbons (HCFCs), perfluorocarbons (PFCs) or hydrofluorocarbons (HFCs)

Base rate: 3.7%Source retrieved: 2026-06-15

3827.12.00.00

Containing hydrobromofluorocarbons (HBFCs)

Base rate: 3.7%Source retrieved: 2026-06-15

3827.13.00.00

Containing carbon tetrachloride

Base rate: 6.5%Source retrieved: 2026-06-15

3827.14.00.00

Containing 1,1,1-trichloroethane (methyl chloroform)

Base rate: 6.5%Source retrieved: 2026-06-15

3827.20.00.00

Containing bromochlorodifluoromethane (Halon-1211), bromotrifluoromethane (Halon-1301) or dibromotetrafluoroethanes (Halon-2402)

Base rate: 3.7%Source retrieved: 2026-06-15

3827.31.00.00

Containing substances of subheadings 2903.41 to 2903.48

Base rate: 3.7%Source retrieved: 2026-06-15

3827.32.00.00

Other, containing substances of subheadings 2903.71 to 2903.75

Base rate: 3.7%Source retrieved: 2026-06-15

3827.40.00.00

Containing methyl bromide (bromomethane) or bromochloromethane

Base rate: 3.7%Source retrieved: 2026-06-15

3827.51.00.00

Containing trifluoromethane (HFC-23)

Base rate: 3.7%Source retrieved: 2026-06-15

3827.61.00.00

Containing 15 percent or more by mass of 1,1,1-trifluoroethane (HFC-143a)

Base rate: 3.7%Source retrieved: 2026-06-15

3827.62.00.00

Other, not included in the subheading above, containing 55 percent or more by mass of pentafluoroethane (HFC- 125) but not containing unsaturated fluorinated derivatives of acyclic hydrocarbons (HFOs)

Base rate: 3.7%Source retrieved: 2026-06-15

3827.63.00.00

Other, not included in the subheadings above, containing 40 percent or more by mass of pentafluoroethane (HFC-125)

Base rate: 3.7%Source retrieved: 2026-06-15

3827.64.00.00

Other, not included in the subheadings above, containing 30 percent or more by mass of 1,1,1,2-tetrafluoroethane (HFC-134a) but not containing unsaturated fluorinated derivatives of acyclic hydrocarbons (HFOs)

Base rate: 3.7%Source retrieved: 2026-06-15

3827.65.00.00

Other, not included in the subheadings above, containing 20 percent or more by mass of difluoromethane (HFC-32) and 20 percent or more by mass of pentafluoroethane (HFC-125)

Base rate: 3.7%Source retrieved: 2026-06-15

3827.68.00.00

Other, not included in the subheadings above, containing substances of subheadings 2903.41 to 2903.48

Base rate: 3.7%Source retrieved: 2026-06-15

3827.90.10.00

Chlorinated but not otherwise halogenated

Base rate: 6.5%Source retrieved: 2026-06-15
HTS Chapter 38: Miscellaneous chemical products Lookup | TariffsChart