What HS code 3913.10 covers
HS code 3913.10 classifies acido alginico, suoi sali e suoi esteri. It is a subheading of heading 3913 (Polimeri naturali (per esempio: acido alginico) e polimeri naturali modificati (per esempio: proteine indurite, derivati chimici della gomma naturale) non nominati né compresi altrove, in forme primarie), in chapter 39 (Plastics and articles thereof), section VII of the Harmonized System. These six digits are identical in every country that uses the HS.
Classification path
Import duty for 3913.10
Aliquota NPF erga omnes (paesi terzi). L'IVA all'importazione, dal 17 al 27 percento a seconda del paese, e le eventuali misure antidumping, si applicano separatamente.
Fonte: TARIC
Solo aliquota base NPF. I dazi Section 301 e quelli IEEPA del 2025 possono sommarsi a questa per le merci dalla Cina.
Fonte: HTSUS / CBP
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 3913
Not quite the right fit? These subheadings sit under the same heading and are the most common alternatives to 3913.10.
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 3913.10 is right, with the duty rate and an audit trail your customs broker can accept.