HTS 2831
Dithionites and sulfoxylates
| Code | Description | Unit | General | Special | Column 2 | Source |
|---|---|---|---|---|---|---|
| 2831.10 | Of sodium | USITC | ||||
| 2831.10.10.00 | Sodium formaldehyde sulfoxylate | kg | Free | 35% | USITC | |
| 2831.10.50.00 | Other | kg | 5.5% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 35% | USITC |
| 2831.90.00.00 | Other | kg | 5.5% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 35% | USITC |
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Source: USITC, Harmonized Tariff Schedule of the United States – 2026 HTS Revision 20, effective 28 September 2026. Heading 2831 at USITC
Not shown: the additional duties of Chapter 99 (such as Section 301 and Section 232), anti-dumping and countervailing duties, quotas and the legal notes.
This page is general information, not legal advice and not a classification decision. Tariff texts and rates change: check the publisher's current schedule, and ask the customs authority for a binding ruling where the answer matters.