HTS 2933.49.10.00 · Chapter 29
Ethoxyquin (1,2-Dihydro-6-ethoxy-2,2,4- trimethylquinoline)
General (MFN) duty, special preferential rates, and where HTS 2933.49.10.00 sits in the US Harmonized Tariff Schedule.
- 6.5%
- General (MFN) rate
- Free (A,AU,B…
- Special / FTA rate
- 15.4¢/kg + 55%
- Column 2 (non-MFN)
- Ch 29
- Organic chemicals
According to the U.S. International Trade Commission Harmonized Tariff Schedule 2026 Basic Edition, PlainTariff indexes 13,855 Column 1 general-rate tariff lines across 96 chapters as of August 2026. See our methodology for how rates are parsed and when the USITC vintage updates.
The verdict
According to the USITC HTS 2026 Basic Edition ad-valorem general rates on PlainTariff, HTS 2933.49.10.00 ranks #2547 of 6827 among dutiable tariff lines (highest duty = #1, matching /rankings/highest-tariffs). At 6.5%, the general duty is well above typical US import duties, higher than 79% of the 13,544 ad-valorem lines.
- 6.5%
- General (MFN) rate
- #2547 of 6827
- among dutiable lines
- Ch 29
- Organic chemicals
Where HTS 2933.49.10.00 sits in the US duty-rate distribution
All rate-bearing tariff lines in the USITC HTS 2026 Basic Edition; this is a rate comparison, not a classification recommendation.
6.5% Top 21% higher than 79% of 13,544 rate-bearing tariff lines
USITC tariff lines grouped by their published general (MFN) duty rate
Each bar is a published general (MFN) duty-rate band; taller bars hold more rate-bearing tariff lines. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source US International Trade Commission Harmonized Tariff Schedule · 2026-05-15
About HTS 2933.49.10.00
HTS code 2933.49.10.00 classifies imports of: Ethoxyquin (1,2-Dihydro-6-ethoxy-2,2,4- trimethylquinoline). This line sits within Chapter 29 (Organic chemicals), Section VI (Products of the Chemical or Allied Industries), and is catalogued as a tariff line in the USITC 2026 Basic Edition. Duty is calculated against units of quantity: kg. Chapter 29 covers a broad category with many neighboring tariff lines, so double-check the classification against the closest matches before filing.
The general (MFN / Column 1 General) rate for HTS 2933.49.10.00 is 6.5%, which applies to most trading partners of the United States. A special preferential rate of "Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)" may reduce or eliminate duty when goods qualify under a free trade agreement such as USMCA, CAFTA-DR, or one of the bilateral FTAs. The Column 2 rate of 15.4¢/kg + 55% applies to imports from non-MFN countries such as Cuba and North Korea, a much higher historical "full" tariff.
Beyond the published rate, importers should check for Section 201 safeguards, Section 301 China tariffs, and any active AD/CVD orders that can materially change the real landed cost. Always verify the classification with a licensed customs broker before committing to a supply contract, this page is a research tool, not a customs ruling.
Duty Rate Summary, HTS 2933.49.10.00
| Rate Column | Value | Applies To |
|---|---|---|
| General (Column 1) | 6.5% | Most-favored-nation (MFN) trading partners, the default rate for most US imports. |
| Special | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | Preferential rates under FTAs (USMCA, CAFTA-DR, GSP, etc.) when origin qualifies. |
| Column 2 | 15.4¢/kg + 55% | Statutory non-MFN rate for goods from countries without normal trade relations (Cuba, North Korea). |
Source: USITC Harmonized Tariff Schedule 2026 Basic Edition. See methodology for refresh cadence.
Details
- Units of Quantity
- kg
- Chapter
- 29: Organic chemicals
- Classification
- Tariff Line
Related Items in Chapter 29
Showing 10 of 1,050 tariff lines in HTS Chapter 29.
Ethane and butane
n-Pentane and isopentane
Derived in whole or in part from petroleum, shale oil or natural gas
Other
Ethylene
Propene (Propylene)
Butene (Butylene) and isomers thereof
Buta-1,3-diene
Having a purity of 95 percent or more by weight
Other
Nationwide tariff lines with similar duty rates
Two peer sets for HTS 2933.49.10.00, each excluding Chapter 29 so the neighborhoods are not self-containment (the related-items list above stays the within-chapter path).
Similar general (MFN) rate
Nearest other tariff lines by Column 1 general duty (6.5% here).
Similar Column 2 rate
Nearest other tariff lines by Column 2 (other) duty (55% here).
Next steps
HTS 2933.49.10.00 is one line in the schedule. Drill up to the chapter or out to tools and rankings.
- Browse 1,050 tariff lines in Chapter 29. Chapter 29
- See all 11 chapters under Section VI. Section VI
- Estimate landed duty for a shipment in this chapter. Tariff calculator
- See where this rate ranks among the steepest US import duties. Highest tariffs
- Save HTS lines you monitor on this device. Tariff watchlist
Preferential (Special) rates and Section 301/232 duties may change the duty a shipment actually pays.
Frequently Asked Questions
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Sources: U.S. International Trade Commission Harmonized Tariff Schedule (2026 Basic Edition) and FAO FAOSTAT Trade: Crops and Livestock. See our methodology for how figures are computed.
Every figure on PlainTariff is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.