DutyDeltaΔ duty, tracked nightly
HTS heading

2833Sulfates; alums; peroxosulfates (persulfates):

Rates as published in 2026 HTS Revision 15, captured 2026-08-13. Source: USITC Harmonized Tariff Schedule.

Current duty rates (17 lines)

CodeDescriptionGeneralSpecialColumn 2
2833.11.10.00Salt cakeFree—Free
2833.11.50Other0.4%Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)3.6%
2833.19.00.00OtherFree—Free
2833.21.00.00Of magnesium3.7%Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)20%
2833.22.00.00Of aluminumFree—10%
2833.24.00.00Of nickel3.2%Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)25%
2833.25.00.00Of copper1.4%Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)5%
2833.27.00.00Of barium0.6%Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)4.2%
2833.29.10.00Of cobalt1.4%Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)6.5%
2833.29.20.00Of ironFree—Free
2833.29.30.00Of vanadium5.5%Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)40%
2833.29.40.00Of chromium3.7%Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)25%
2833.29.45.00Of zinc1.6%Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)8%
2833.29.51Other3.7%Free (A,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG)30%
2833.30.00.00Alums1.6%Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)25%
2833.40.20.00Of sodium3.7%Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)25%
2833.40.60Other3.1%Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)25%

Get an email when 2833 changes

We diff the full schedule nightly. One code is free.

One code, free, no card. Unsubscribe from any email.

Rate change history

Change history is temporarily unavailable. This is a display problem on our side, not a statement that nothing changed.

Federal Register actions

Temporarily unavailable — not a statement that none exist.