Harmonized Tariff Schedule of the U.S. › Chapter 28 Inorganic chemicals; compounds of precious metals, rare-earth metals, radioactive elements or isotopes
2811.19.10.00Tariff line
Classification path
Other inorganic acids and other inorganic oxygen compounds of nonmetals
2811
Other inorganic acids
Other
Arsenic acid
2811.19.10.00
Rates of duty
General rate (Column 1)2.3%
SpecialFree (A, AU, BH, CL, CO, D, E, IL, JO, KR, MA, OM, P, PA, PE, S, SG)
Column 24.9%
Unitkg
Free (A, AU, BH, CL, CO, D, E, IL, JO, KR, MA, OM, P, PA, PE, S, SG)
Printed page 1393
Measure flags
for origin CN, entry date 2026-10-25 · base rate 2.3%
- Section 301 forced-labor tariff (12.5%)9903.05.86ExemptexemptOn the note 52(b) general exemption list (exempt by HTS line; enter under 9903.05.86)
- China 301 List 4A (9903.88.15)9903.88.15Applies+7.5%8-digit subheading 2811.19.10 is on L4A
- PGAEPA EP5EPA EP7
Confirmed total 9.8% · max 9.8%Full duty breakdown →