2809Heading
2809 — Diphosphorous pentaoxide; phosphoric acid; polyphosphoric acids, whether or not chemically defined
Diphospho pentaoxit; axit phosphoric; axit polyphosphoric, đã hoặc chưa xác định về mặt hóa học
HS code dossier: hscodevn.com/hs/2809 · printed 31/10/2026 · for reference only; verify against the legal documents in force
Distinguish from heading:2811Other inorganic acids and other…2853Phosphides, whether or not…
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