Harmonized Tariff Schedule of the U.S. › Chapter 28 Inorganic chemicals; compounds of precious metals, rare-earth metals, radioactive elements or isotopes
2833.11.50.10Tariff line
Classification path
Sulfates; alums; peroxosulfates (persulfates)
2833
Sodium sulfates
Disodium sulfate
Other
Anhydrous
2833.11.50.10
Rates of duty
General rate (Column 1)0.4%
SpecialFree (A, AU, BH, CL, CO, D, E, IL, JO, KR, MA, OM, P, PA, PE, S, SG)
Column 23.6%
Unitt
Free (A, AU, BH, CL, CO, D, E, IL, JO, KR, MA, OM, P, PA, PE, S, SG)
Printed page 1406
Measure flags
for origin CN, entry date 2026-10-25 · base rate 0.4%
- 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 2833.11.50 is on L3
- PGAEPA EP7
Confirmed total 37.9% · max 37.9%Full duty breakdown →