Harmonized Tariff Schedule of the U.S. › Chapter 28 Inorganic chemicals; compounds of precious metals, rare-earth metals, radioactive elements or isotopes
2815.12.00.00Tariff line
Classification path
Sodium hydroxide (Caustic soda); potassium hydroxide (Caustic potash); peroxides of sodium or potassium
2815
Sodium hydroxide (Caustic soda)
In aqueous solution (Soda lye or liquid soda)
2815.12.00.00
Rates of duty
General rate (Column 1)Free
Special—
Column 21.1¢/kg
Unitkg NaOH kg
Printed page 1396
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 2815.12.00 is on L3
- PGAFDA FD3EPA EP5EPA EP7
Confirmed total 37.5% · max 37.5%Full duty breakdown →