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HS 2811

Other inorganic acids and other inorganic oxygen compounds of non-metals

Axit vô cơ khác và các hợp chất vô cơ chứa oxy khác của các phi kim loại

This page in: Tiếng Việt

14 lines Vietnam tariff, Vietnam import and export tariff (AHTN 2022) - updated 05-04-2026

CodeDescriptionUnitMFN rateOrdinary rate
Other inorganic acidsAxit vô cơ khác
2811.11.00Hydrogen fluoride (hydrofluoric acid)Hydro florua (axit hydrofloric)kg/liter0%5%
2811.12.00Hydrogen cyanide (hydrocyanic acid)Hydro xyanua (axit hydroxyanic)kg/liter0%5%
2811.19OtherLoại khác
2811.19.10Arsenic acidAxit arsenickg/liter0%5%
2811.19.20Aminosulphonic acid (sulphamic acid)Axit aminosulphonic (axit sulphamic)kg/liter0%5%
2811.19.90OtherLoại kháckg/liter0%5%
Other inorganic oxygen compounds of non-metalsHợp chất vô cơ chứa oxy khác của phi kim loại
2811.21.00Carbon dioxideCarbon dioxitkg/liter2%3%
2811.22Silicon dioxideSilic dioxit
2811.22.10In powder formDạng bộtkg/liter0%5%
2811.22.90OtherLoại kháckg/liter0%5%
2811.29OtherLoại khác
2811.29.10Diarsenic pentaoxideDiarsenic pentaoxitkg/liter0%5%
2811.29.20Sulphur dioxideDioxit lưu huỳnhkg/liter0%5%
2811.29.90OtherLoại kháckg/liter0%5%

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Source: the tariff workbook Biểu thuế xuất nhập khẩu, compiled by the Customs Sub-Department of Region VIII (Chi cục Hải quan khu vực VIII), updated 5 April 2026. The tariff and HS code lookup of Vietnam Customs (customs.gov.vn)

The workbook is a compilation, not the legal text: the legal texts prevail.

Not shown: the preferential rates of the free trade agreements (FTA), VAT, special consumption tax, environmental protection tax and export duty.

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.

All headings of chapter 28: Inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes