391400 — Ion-exchangers based on polymers of headings 3901 to 3913, in primary forms: Ion-exchangers based on polymers of headings 3901 to 3913, in primary forms
HS code 391400 classifies Ion-exchangers based on polymers of headings 3901 to 3913, in primary forms: Ion-exchangers based on polymers of headings 3901 to 3913, in primary forms. It belongs to Chapter 39 (Plastics and articles thereof) of Section VII (Plastics and articles thereof; rubber and articles thereof) of the Harmonized System. Duty rates are recorded for 1 country.
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Description
Ion-exchangers based on polymers of headings 3901 to 3913, in primary forms
Duty rates
US MFN base rate (HTS 2026, Column-1 General) — excludes Section 301 / IEEPA add-ons; not legal advice. Other countries’ rates and live duties via the EximAgent CLI.
- USUnited StatesFree–3.9%MFNas of Jan 1, 2026
Common questions
- What is HS code 391400?
- Ion-exchangers based on polymers of headings 3901 to 3913, in primary forms
- What duty rates apply to 391400?
- Listed US duty: Free–3.9% — see the duty-rates table for the full breakdown.
Browse all of Chapter 39: Plastics and articles thereof →
Go beyond the code
Find the companies shipping under 391400 — ranked by shipments recorded in US customs filings over the last 12 months.