1. 0139Plastics and articles thereof
  2. 023913Natural polymers (for example, alginic acid) and modified natural polymers (for example, hardened proteins, chemical derivatives of natural rubber), not elsewhere specified or included, in primary forms:
US HTS code
3913100000
Alginic acid, its salts and esters
Rates updated· Source: USITC Harmonized Tariff Schedule export
Duty rate (General / MFN)
4.2%

Preferential programs: Free under A, AU, BH, CL, CO, D, E, IL, JO, KR, MA, OM, P, PA, PE, S, SG

Column 2 rate (Cuba, North Korea): 25%

Estimate duty

This is an estimate based on published rates, not customs advice. Final assessment is made by customs.

Section 232/301 & notes

No Section 232/301 overlay or footnote noted for this code in the HTS export.

Matching UK commodity codes

Sharing the 6-digit HS root 391310.

3913100020Sodium alginate extracted from brown seaweed, with - a loss on drying of not more than 15 % by weight (4h at 105 °C), - a water-insoluble fraction of not more than 2 % by weight, calculated on the dry weight3913100090Other

Related codes

Other codes at this level
391390Other: