What HS code 2836.40 covers
HS code 2836.40 classifies carbonatos de potasio. It is a subheading of heading 2836 (Carbonatos; peroxocarbonatos (percarbonatos); carbonato de amonio comercial que contenga carbamato de amonio), in chapter 28 (Inorganic chemicals; organic and inorganic compounds of precious metals; of rare earth metals, of radio-active elements and of isotopes), section VI of the Harmonized System. These six digits are identical in every country that uses the HS.
Classification path
Import duty for 2836.40
Solo el tipo base NMF. Los aranceles Section 301 y los IEEPA de 2025 pueden acumularse encima para mercancías procedentes de China.
Fuente: HTSUS / CBP
Tipo NMF erga omnes (terceros países). El IVA de importación, del 17 al 27 por ciento según el país, y cualquier medida antidumping se aplican por separado.
Fuente: TARIC
Imported this in 2024 or 2025?
Courts voided some of the tariffs importers paid on goods like this. You may be owed money back. The audit is free and we only get paid when you do.
Related codes in heading 2836
Not quite the right fit? These subheadings sit under the same heading and are the most common alternatives to 2836.40.
- 2836.20 Carbonato de disodio
- 2836.30 Hidrogenocarbonato (bicarbonato) de sodio
- 2836.50 Carbonato de calcio
- 2836.60 Carbonato de bario
- 2836.91 Carbonatos de litio
- 2836.92 Carbonato de estroncio
- 2836.99 Los demás
Confirm the code for your exact product
A 6-digit subheading still covers a range of products. The wrong code at the border can mean overpaying duty, a delayed shipment, or a penalty. Describe your exact item and HS Mate confirms whether 2836.40 is right, with the duty rate and an audit trail your customs broker can accept.