HS 2833
Sulphates; alums; peroxosulphates (persulphates)
Sulphat; phèn (alums); peroxosulphat (persulphat)
| Code | Description | Unit | MFN rate | Ordinary rate |
|---|---|---|---|---|
| Sodium sulphatesNatri sulphat | ||||
| 2833.11.00 | Disodium sulphateDinatri sulphat | kg | 5% | 7.5% |
| 2833.19.00 | OtherLoại khác | kg | 5% | 7.5% |
| Other sulphatesSulphat loại khác | ||||
| 2833.21.00 | Of magnesiumCủa magiê | kg | 5% | 7.5% |
| 2833.22 | Of aluminiumCủa nhôm | |||
| 2833.22.10 | Commercial gradeLoại thương phẩm (SEN) | kg | 5% | 7.5% |
| 2833.22.90 | OtherLoại khác | kg | 5% | 7.5% |
| 2833.24.00 | Of nickelCủa niken | kg | 5% | 7.5% |
| 2833.25.00 | Of copperCủa đồng | kg | 5% | 7.5% |
| 2833.27.00 | Of bariumCủa bari | kg | 3% | 4.5% |
| 2833.29 | OtherLoại khác | |||
| 2833.29.20 | Tribasic lead sulphateChì sulphat tribasic | kg | 5% | 7.5% |
| 2833.29.30 | Of chromiumCủa crôm | kg | 5% | 7.5% |
| 2833.29.40 | Of zincCủa kẽm | kg | 5% | 7.5% |
| 2833.29.90 | OtherLoại khác | kg | 5% | 7.5% |
| 2833.30.00 | AlumsPhèn | kg | 10% | 15% |
| 2833.40.00 | Peroxosulphates (persulphates)Peroxosulphat (persulphat) | kg | 5% | 7.5% |
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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.