Harmonized Tariff Schedule of the U.S. › Chapter 28 Inorganic chemicals; compounds of precious metals, rare-earth metals, radioactive elements or isotopes
2828.10.00.00Tariff line
Classification path
Hypochlorites; commercial calcium hypochlorite; chlorites; hypobromites
2828
Commercial calcium hypochlorite and other calcium hypochlorites
2828.10.00.00
Rates of duty
General rate (Column 1)2.4%
SpecialFree (A, AU, BH, CL, CO, D, E, IL, JO, KR, MA, OM, P, PA, PE, S, SG)
Column 225%
Unitkg
Free (A, AU, BH, CL, CO, D, E, IL, JO, KR, MA, OM, P, PA, PE, S, SG)
Printed page 1404
Measure flags
for origin CN, entry date 2026-10-26 · base rate 2.4%
- 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 2828.10.00 is on L3
- AD/CVD: 2 orders in placeConditional—Cash deposits follow the company-specific rate (ACE case module). Coverage depends on each order's scope. The table below lists case numbers, status and the all-others rate. The all-others deposit rate is counted in the maximum exposure, not in the confirmed total.
- AD/CVD 2 casesConditionalAD 200.9% + CVD 65.85%A570008 / C570009
- PGAEPA EP5EPA EP7
Confirmed total 39.9% · max 306.65%Full duty breakdown →