Harmonized Tariff Schedule of the U.S. › Chapter 29 Organic chemicals
2909.49.05.00Tariff line
Classification path
Ethers, ether-alcohols, ether-phenols, ether-alcohol- phenols, alcohol peroxides, ether peroxides, acetal and hemiacetal peroxides, ketone peroxides (whether or not chemically defined), and their halogenated, sulfonated, nitrated or nitrosated derivatives
2909
Ether-alcohols and their halogenated, sulfonated, nitrated or nitrosated derivatives
Other
Aromatic
Guaifenesin
2909.49.05.00
Rates of duty
General rate (Column 1)Free
Special—
Column 215.4¢/kg + 79%
Unitkg
Printed page 1454
Measure flags
for origin CN, entry date 2026-10-26 · base rate Free
- Section 301 forced-labor tariff (12.5%)9903.05.31Applies+12.5%China: Column 1 rate + 12.5% additional
- China 301 List 3 (9903.88.03)9903.88.03Applies+25%8-digit subheading 2909.49.05 is on L3
- PGAFDA FD2 · required
Confirmed total 37.5% · max 37.5%Full duty breakdown →