U.S. imports of Pyridine and Its Salts (HS 293331) totaled $1.0M in August 2026, imported from 8 countries.
Importers of Pyridine and Its Salts paid $95K in duties in August 2026, an average duty rate of 9.37% — duty actually collected as a share of the imports that cleared customs, not the published tariff schedule.
Last updated: August 2026 dataPyridine is a foundational nitrogen-containing heterocyclic solvent and chemical building block widely used in agrochemical synthesis, pharmaceutical manufacturing, and as a denaturant for alcohol. Classified under a single 10-digit line (2933310000), it enters the US primarily from India and China, with Canada also a notable source. Chinese-origin pyridine may be subject to Section 301 tariffs, making origin documentation and supplier diversification a practical concern for procurement teams. Purity specifications and intended end-use — solvent-grade versus pharmaceutical-grade — can affect downstream regulatory requirements even though classification remains at a single tariff line.
AI-written summary of the official U.S. Census Bureau trade figures on this page — verify before relying on it.
14 import shipments a month
Pyridine is a regulated chemical under DEA controls when used in certain contexts, and shipments may require DEA import permits depending on intended use and quantity. Additionally, EPA TSCA compliance documentation may be required for industrial-use imports. Importers should confirm DEA and EPA obligations with a licensed customs broker before shipment.
Both grades classify under the same HTS line (2933310000), so the tariff treatment is identical. However, pharmaceutical-grade pyridine must meet pharmacopeial purity standards and may trigger FDA scrutiny if imported as a drug intermediate. Solvent-grade material is subject to standard TSCA review. The grade distinction matters primarily for downstream compliance, not for customs classification.
ImportsExports
Imports
$1.0MYoY · free account
Exports
$250KYoY · free account
12-mo low · imports
Low · free accountOver the twelve months to August 2026, the U.S. imported $10.9M of Pyridine and Its Salts and exported $2.8M.
Through August 2026. Source: U.S. Census Bureau.
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HS10 import codes under this HS6 parent, each with its own page. Source: U.S. Harmonized Tariff Schedule.
| Code | Description | Imports for consumption | Average duty rate | Dutiable Share | Duty Collected |
|---|---|---|---|---|---|
| 2933310000 | Pyridine and Its Salts | $1.0M | 9.37% | 93.22% | $95K |
HS10 export codes under this HS6 parent, each with its own page. Source: U.S. Schedule B export classification.
| Code | Description | Export Value |
|---|---|---|
| 2933310000 | Pyridine and Its Salts | $250K |
Pyridine and Its Salts
Import lines come from the U.S. Harmonized Tariff Schedule and export lines from Schedule B. The two are numbered by different agencies, so the same 10-digit code can appear in both tables describing a different product.
Subheading 11 of 27 in heading 2933
Subheading 293331 · $1.0M of $493.3M
Imports · August 2026
origin
India and Canada together supply 92% of it. Japan pays 12.5% duty; Canada 0.0%.
customs district
destination
entry
rate provision · imports
6.8% enters free of duty; duty collected equals 9.37% of imports for consumption.