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HTS 2933.33.01.00Chapter 29

HTS 2933.33.01.00Alfentanil (INN), anileridine (INN), bezitramide (INN), bromazepam (INN), carfentanil (INN), difenoxin (INN), diphenoxylate (INN), dipipanone (INN), fentanyl (INN), ketobemidone (INN), methylphenidate (INN), pentazocine (INN), pethidine (INN), pethidine (INN) intermediate A, phencyclidine (INN) (PCP), phenoperidine (INN), pipradrol (INN), piritramide (INN), propiram (INN), remifentanil (INN) and trimeperidine (INN); salts thereof Duty Rate & Import Guide

Organic Chemicals · $2.0M monthly imports · 100% from 1 countries · Updated daily from USITC

Duty Rates

General

Free

Special

Free

Column 2

15.4¢/kg + 149.5%

Units: kg

Trade Agreement Eligibility

CUSMAKORUS

Trade Intelligence

Monthly Imports

$2.0M

2026-01

Trade Concentration

100%

from top 3 of 1 origins

Regulatory Pressure

LOW

0 rulings — · 0 reg · 0 cases

Global Rates

🇺🇸 Free

🇬🇧 United Kingdom: N/A · 🇪🇺 European Union: N/A · 🇨🇦 Canada: Free · 🇧🇷 Brazil: 32 NCM codes

Compare All →

Data compiled from USITC HTS, US Census Bureau, HMRC / DG TAXUD / CBSA / SISCOMEX · As of 2026-04-26 · Updates monthly

Supply Chain Risk

100% of US imports for this code come from just 1 countries. High origin concentration increases exposure to trade disruptions or tariff escalations.

Trade Remedy

Additional Tariffs Apply

Section 301 — China Tariffs+25%

List 2 — ~$16B of Chinese goods (semiconductors, chemicals, plastics)

Active — 7.5%–25% additional duties on Chinese-origin goods across four tranches (Lists 1–4A), with higher 2024/2025 increases on targeted product categories.

Effective 2018-07-06

These additional tariffs apply on top of the general duty rate. View full trade remedy tracker →

Subheadings (1)

CodeDescriptionRate
2933.33.01.00Alfentanil (INN), anileridine (INN), bezitramide (INN), bromazepam (INN), carfentanil (INN), difenoxin (INN), diphenoxylate (INN), dipipanone (INN), fentanyl (INN), ketobemidone (INN), methylphenidate (INN), pentazocine (INN), pethidine (INN), pethidine (INN) intermediate A, phencyclidine (INN) (PCP), phenoperidine (INN), pipradrol (INN), piritramide (INN), propiram (INN), remifentanil (INN) and trimeperidine (INN); salts thereofFree

Matching Export Code (Schedule B)

2933330100Schedule B

ALFENTANIL (INN), ANILERIDINE (INN), BEZITRAMIDE (INN), BROMAZEPAM (INN), DIFENOXIN (INN), DIPHENOXYLATE (INN), DIPIPANONE (INN), FENTANYL (INN), ETC.

Census Bureau export classification matching this HTS import code.

2933.32.50.002933.34.00.00