Harmonized Tariff Schedule of the U.S. › Chapter 38 Miscellaneous chemical products
3810.90.10.00Tariff line
Classification path
Pickling preparations for metal surfaces; fluxes and other auxiliary preparations for soldering, brazing or welding; soldering, brazing or welding powders and pastes consisting of metal and other materials; preparations of a kind used as cores or coatings for welding electrodes or rods
3810
Other
Containing 5 percent or more by weight of one or more aromatic or modified aromatic substances
3810.90.10.00
Rates of duty
General rate (Column 1)6.5%
SpecialFree (A+, AU, BH, CL, CO, D, E, IL, JO, KR, MA, OM, P, PA, PE, S, SG)
Column 23.7¢/kg + 60%
Unitkg
Free (A+, AU, BH, CL, CO, D, E, IL, JO, KR, MA, OM, P, PA, PE, S, SG)
Printed page 1666
Measure flags
for origin CN, entry date 2026-10-26 · base rate 6.5%
- 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 3810.90.10 is on L3
Confirmed total 44% · max 44%Full duty breakdown →