HS Code 3804.00.1000

Lignin Sulfonic Acid and Its Salts — US Import Duty

Official Description

Residual lyes from the manufacture of wood pulp, whether or not concentrated, desugared or chemically treated, including lignin sulfonates, but excluding tall oil of heading 3803: > Lignin sulfonic acid and its salts

Hierarchy: Residual lyes from the manufacture of wood pulp, whether or not concentrated, desugared or chemically treated, including lignin sulfonates, but excluding tall oil of heading 3803 > Lignin sulfonic acid and its salts

US Duty Rates (2026 HTS)

General Rate (MFN)Free
Unit of MeasureKG

Possible Additional Duties

  • Section 301 Brazil TariffThe duty provided in the applicable subheading + 25% (origin: BR)
  • Section 301 "Forced Labor" AlgeriaThe duty provided in the applicable subheading + 12.5% (origin: DZ)
  • Section 301 "Forced Labor" AngolaThe duty provided in the applicable subheading + 12.5% (origin: AO)
  • Section 301 "Forced Labor" ArgentinaThe duty provided in the applicable subheading + 10% (origin: AR)
  • Section 301 "Forced Labor" AustraliaThe duty provided in the applicable subheading + 12.5% (origin: AU)
  • Section 301 "Forced Labor" BahamasThe duty provided in the applicable subheading + 12.5% (origin: BS)

Applicability depends on country of origin and date of entry. Run the calculator for the full duty stack.

Classification

Chapter
Chapter 38 — Miscellaneous Chemical Products
Heading
3804 — Residual lyes from the manufacture of wood pulp, whether or not concentrated, desugared or chemically treated, including lignin sulfonates, but excluding tall oil of heading 3803

Related Codes in this Heading

3804.00.5000
Residual lyes from the manufacture of wood pulp, whether or not concentrated, desugared or chemically treated, including lignin sulfonates, but excluding tall oil of heading 3803

Common Questions

What is the US import duty for HS Code 3804.00.1000?

The general (MFN) duty rate for HS Code 3804.00.1000 (Lignin sulfonic acid and its salts) is Free. Use the calculator for an exact landed-cost estimate.

Are there additional tariffs on HS Code 3804.00.1000?

Yes — Chapter 99 measures may apply, including Section 301 Brazil Tariff, Section 301 "Forced Labor" Algeria, Section 301 "Forced Labor" Angola, among others. Applicability depends on the country of origin and entry date.

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