Harmonized Tariff Schedule of the U.S. › Chapter 28 Inorganic chemicals; compounds of precious metals, rare-earth metals, radioactive elements or isotopes
2852.10.10.00Tariff line
Classification path
Inorganic or organic compounds of mercury, whether or not chemically defined, excluding amalgams
2852
Chemically defined
Mercuric oxide, mercuric cyanide, mercuric oxycyanide and mercuric potassium cyanide
2852.10.10.00
Rates of duty
General rate (Column 1)Free
Special—
Column 225%
Unitkg
Printed page 1421
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 2852.10.10 is on L3
Confirmed total 37.5% · max 37.5%Full duty breakdown →