What documents are required to import HS 28319000 into Vietnam?

Typically required: commercial invoice, packing list, bill of lading / airway bill, certificate of origin (for preferential rates). Confirm latest requirements with Vietnam Customs ECUS 2026.

What FTA preferential rates apply to HS 28319000 in Vietnam?

Vietnam offers 22 FTA preferential rates for this HS (e.g. RCEP / ACFTA / China-ASEAN). Rates vary by origin country — see detail page "FTA Preferences" section.

How to calculate landed cost for importing HS 28319000 into Vietnam?

Use CIF (goods + freight + insurance) × 5 = import duty. Then add VAT 8/10 = landed cost. Treayo provides an online calculator at https://treayo.com/en/calculator/vietnam.

WCO classification path

Chapter28Inorganic chemicals
Heading2831Dithionites and sulphoxylates
Subheading283190- Other
National28319000- Other

28319000

ACTIVE

What is the Vietnam import tariff for HS 28319000 (- Other)?

Quick answer: Vietnam MFN rate for HS 28319000 is 5, plus VAT 8/10. 22 FTA preferential rate(s) available.

"- Other"

HS code 28319000 (Chapter 28 "Inorganic chemicals"; Heading 2831 "Dithionites and sulphoxylates"; Subheading 283190 "- Other") under the Vietnam tariff schedule classifies "- Other". Vietnam customs apply MFN rate of 5, Preferential rate 0. Statutory unit of measure: kg. 22 free trade agreement preferential rates are available for this code.

Tariff Schedule

Classification	Rate	Legal
MFN 税率 MFN rate	5	Official tariff schedule
优惠税率 Preferential rate	0	Official tariff schedule
增值税 VAT	8/10	Official tariff schedule

Calculate landed cost for HS 28319000

Duty + VAT + surcharges, line by line — just enter your value

→ Calculate now (from FOB $1,000)

FTA Preferential Rates

22 agreements available · certificate of origin required

Agreement	Rate	Effective	Regulation
ACFTA	0%	30/12/2022	118/2022/NĐ-CP
ATIGA	0%	30/12/2022	126/2022/NĐ-CP
AJCEP	0%	30/12/2022	120/2022/NĐ-CP
VJEPA	0%	30/12/2022	124/2022/NĐ-CP
AKFTA	0%	30/12/2022	119/2022/NĐ-CP
AANZFTA	0%	30/12/2022	121/2022/NĐ-CP
AIFTA	0%	30/12/2022	122/2022/NĐ-CP
VKFTA	0%	30/12/2022	125/2022/NĐ-CP
VCFTA	0%	30/12/2022	112/2022/NĐ-CP
VN-EAEU	0%	30/12/2022	113/2022/NĐ-CP
CPTPP	0%	30/12/2022	115/2022/NĐ-CP
AHKFTA	0%	30/12/2022	123/2022/NĐ-CP
EVFTA	0%	30/12/2022	116/2022/NĐ-CP
UKVFTA	0%	30/12/2022	117/2022/NĐ-CP
VN-LAO	0%	15/07/2025	206/2025/NĐ-CP
VIFTA	0%	15/10/2024	131/2024/NĐ-CP
RCEP-A	0%	30/12/2022	129/2022/NĐ-CP
RCEP-B	0%	30/12/2022	129/2022/NĐ-CP
RCEP-C	0%	30/12/2022	129/2022/NĐ-CP
RCEP-D	0%	30/12/2022	129/2022/NĐ-CP
RCEP-E	0%	30/12/2022	129/2022/NĐ-CP
RCEP-F	0%	30/12/2022	129/2022/NĐ-CP