Harmonized Tariff Schedule of the U.S. › Chapter 29 Organic chemicals
2937.90.40.00Tariff line
Classification path
Hormones, prostaglandins, thromboxanes and leukotrienes, natural or reproduced by synthesis; derivatives and structural analogues thereof, including chain modified polypeptides, used primarily as hormones
2937
Other
Amino-acid derivatives
l-Thyroxine (Levothyroxine), sodium
2937.90.40.00
Rates of duty
- General rate (Column 1)
- Free
- Special
- —
- Column 2
- 15.4¢/kg + 49%
- Unit
- kg
- Printed page
- 1574
Measure flagsfor origin CN
- Section 301 forced labor: on an exemption list9903.05.86 · note 52(b)
- Partner government agency (PGA) requirementsFDA FD2, APHIS_Core AQ1