Heading 2809 — Diphosphorus pentaoxide; phosphoric acid; polyphosphoric acids, whether or not chemically defined
3 HS codes
| HS Code | Description |
|---|---|
28090000 | Diphosphorus pentaoxide; phosphoric acid; polyphosphoric acids, whether or not chemically defined |
28091000 | Diphosphorus pentaoxide |
28092000 | Phosphoric acid and polyphosphoric acids |