2815 · Sodium hydroxide (Caustic soda); potassium hydroxide (Caustic potash); peroxides of sodium or potassium:
This is a category heading rather than a rate line — pick one of the codes below to see its full duty stack.
Subordinate codes (4)
| Code | Description |
|---|---|
| 2815.11.00.00 | Solid |
| 2815.12.00.00 | In aqueous solution (Soda lye or liquid soda) |
| 2815.20.00 | Potassium hydroxide (Caustic potash) |
| 2815.30.00.00 | Peroxides of sodium or potassium |
Frequently asked
- What does 2815 cover?
- Sodium hydroxide (Caustic soda); potassium hydroxide (Caustic potash); peroxides of sodium or potassium:. This is a heading-level category with several subordinate codes — open one to see its full duty breakdown.
- Where does this data come from?
- Codes and MFN base rates come from the full USITC HTS 2026 Rev.11 export. Section 301/232/122 surcharge mappings are approximated pending code-level review. Every rate carries a source_url and effective_from, so you can trace it back to the controlling notice.