Skip to main content

Heading 3913

Natural 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. - Alginic acid, its salts and esters

5 tariff items under this heading · Chapter 39 — Plastics and articles

We use cookies to understand how TariffCalc is used and to improve the product. You can accept or reject — either way, the calculator works. Privacy policy