HS Code 3815.90.3000

Reaction Initiators, Reaction Accelerators and Catalytic Preparations, Not Elsewhere Specified or Included — US Import Duty

Official Description

Reaction initiators, reaction accelerators and catalytic preparations, not elsewhere specified or included: > Other: > Other

Hierarchy: Reaction initiators, reaction accelerators and catalytic preparations, not elsewhere specified or included > Other > Other

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: 3815 — Reaction initiators, reaction accelerators and catalytic preparations, not elsewhere specified or included

Related Codes in this Heading

3815.11.0000

With nickel or nickel compounds as the active substance

3815.12.0000

With precious metal or precious metal compounds as the active substance

3815.19.0000

Reaction initiators, reaction accelerators and catalytic preparations, not elsewhere specified or included

3815.90.1000

Of bismuth, of tungsten or of vanadium

3815.90.2000

Of mercury or of molybdenum

Common Questions

What is the US import duty for HS Code 3815.90.3000?

The general (MFN) duty rate for HS Code 3815.90.3000 (Reaction initiators, reaction accelerators and catalytic preparations, not elsewhere specified or included) is Free. Use the calculator for an exact landed-cost estimate.

Are there additional tariffs on HS Code 3815.90.3000?

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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