Harmonized Tariff Schedule of the U.S. › Chapter 29 Organic chemicals
2933.99.89.00Tariff line
Classification path
Heterocyclic compounds with nitrogen hetero-atom(s) only
2933
Other
Other
Other
Hexamethyleneimine
2933.99.89.00
Rates of duty
General rate (Column 1)Free
Special—
Column 230.5%
Unitkg
Printed page 1562
Measure flags
for origin CN, entry date 2026-10-25 · base rate Free
- Section 301 forced-labor tariff (12.5%)9903.05.31Applies+12.5%China: Column 1 rate + 12.5% additional
- China 301: not on any listN/A—8-digit subheading 2933.99.89 is not on Lists 1–4B or the four-year-review lists
- PGAFDA FD1
Confirmed total 12.5% · max 12.5%Full duty breakdown →