2818 · Artificial corundum, whether or not chemically defined; aluminum oxide; aluminum hydroxide:
This is a category heading rather than a rate line — pick one of the codes below to see its full duty stack.
Subordinate codes (3)
| Code | Description |
|---|---|
| 2818.10 | Artificial corundum, whether or not chemically defined: |
| 2818.20.00.00 | Aluminum oxide, other than artificial corundum |
| 2818.30.00.00 | Aluminum hydroxide |
Frequently asked
- What does 2818 cover?
- Artificial corundum, whether or not chemically defined; aluminum oxide; aluminum hydroxide:. 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.