Harmonized Tariff Schedule of the U.S. › Chapter 29 Organic chemicals
2939.51.00.00Tariff line
Classification path
Alkaloids, natural or reproduced by synthesis, and their salts, ethers, esters and other derivatives
2939
Theophylline and aminophylline (theophylline- ethylenediamine) and their derivatives; salts thereof
Fenetylline (INN) and its salts
2939.51.00.00
Rates of duty
- General rate (Column 1)
- Free
- Special
- —
- Column 2
- 25%
- Unit
- kg
- Printed page
- 1576
Measure flagsfor origin CN
- Section 301 forced labor: on an exemption list9903.05.89 · note 52(e)
- Partner government agency (PGA) requirementsFDA FD2, DEA DE1