HTS 2936.22.00Provitamins and vitamins, natural or reproduced by synthesis (including natural concentrates), derivatives thereof used primarily as vitamins, and intermixtures of the foregoing, whether or not in any solvent:Vitamins and their derivatives, unmixed: Vitamin B1 (Thiamine) and its derivatives

What that translates to:Vitamin B1 (thiamine) and its derivatives, unmixed

Also written 29362200 or 2936.22.0000. Rates as CBP is collecting them today. Updated Oct 1, 2026.

Country of origin

Vitamin B1 (thiamine) and its derivatives, unmixed (HTS 2936.22.00) from China owe no duty as of Oct 1, 2026: the regular duty is Free and no extra tariffs apply.

Total duty rateFreeNothing to pay on a $10,000 shipment.

Regular dutyBase rate (MFN) in the tariff scheduleFree

Total dutyFree

No forced-labor tariff on this product: it's on the tariff's exemption list (HTS 9903.05.86).

Sources: USITC Harmonized Tariff Schedule, Revision 20 (2026).

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Official description

Provitamins and vitamins, natural or reproduced by synthesis (including natural concentrates), derivatives thereof used primarily as vitamins, and intermixtures of the foregoing, whether or not in any solvent: Vitamins and their derivatives, unmixed: Vitamin B1 (Thiamine) and its derivatives

Legal text from the Harmonized Tariff Schedule, Revision 20 (2026), chapter 29: Organic chemicals.

Statistical lines

The 10-digit numbers used on entry paperwork. They share this code's duty rates.

2936.22.0000 (2936220000)Vitamin B1 (Thiamine) and its derivatives · reported in kg

What changed for this code

Jul 24, 2026Forced-labor tariffs start on imports from 60 economies (Section 301)
Jul 22, 202625% Section 301 tariff on products of Brazil starts
Jan 1, 2026Section 301 tariff on Nicaragua starts at 0%, set to rise to 10% in 2027 and 15% in 2028

Questions about HTS 2936.22.00

What is the duty rate for HTS 2936.22.00?

The regular (column 1 general) rate printed in the tariff schedule is Free. Goods from China owe no duty as of Oct 1, 2026, including any additional tariffs. Additional tariffs depend on the country of origin; choose one above to see its full rate.

Is HTS 2936.22.00 subject to Section 301 tariffs?

Yes, for goods from 1 country as of Oct 1, 2026: Nicaragua. Choose a country above to see the rate and any exemptions.

Is HTS 2936.22.00 subject to Section 232 tariffs?

No Section 232 tariff applies to HTS 2936.22.00 as of Oct 1, 2026, from any country of origin.

HTSLookup shows the duties CBP collects on this code by country of origin. Antidumping or countervailing duties may also apply to some exporters; they're set per company and aren't shown.