Product Classification Guide

HS Code for Urea resin

3909.10 Amino-resins; urea and thiourea resins, in primary forms
Plastics & Rubber
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Urea resin, also known as urea-formaldehyde resin, is classified under HS code 390910. This classification is based on its status as an amino-resin in a primary form. Under Chapter 39 of the Harmonized System, which governs plastics and articles thereof, resins produced by the condensation of urea or thiourea with aldehydes are categorized here. These products are typically used as adhesives, molding compounds, or in the production of particle boards and medium-density fiberboard (MDF). The classification applies to the resin in its "primary form," which includes liquids, pastes, blocks, lumps, powders, and granules. Because these are polymers resulting from chemical synthesis rather than simple chemical compounds or fertilizers, they are excluded from Chapters 29 and 31 and placed firmly within the plastics category of the nomenclature.

Products Included

  • Urea-formaldehyde (UF) resins in liquid form
  • Thiourea resins
  • Urea-based molding powders
  • Urea-glyoxal resins
  • Pre-polymers of urea used in industrial coatings

Common Misclassification

The most common misclassification for urea resin is HS code 310210 (Urea fertilizer). While both products share the name "urea," the resin is a polymer used in manufacturing, whereas 310210 is for agricultural nutrients. Another frequent error involves HS code 3506, which covers prepared glues and other prepared adhesives. If the urea resin is specifically formulated with fillers and additives and put up for retail sale as an adhesive, it might fall under 3506; however, the bulk primary resin remains in 390910.

FAQ

What is the HS code for Urea resin?

The HS code for urea resin and thiourea resins in primary forms is 390910.

Does this code include finished plastic parts made of urea?

No, HS code 390910 only covers the resin in primary forms like powder or liquid. Finished articles made from urea resin are classified according to their use, often in heading 3926.

Industry

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Frequently Asked Questions

What is the HS code for Urea resin?

The HS code for Urea resin is 390910 (Amino-resins; urea and thiourea resins, in primary forms).

How do I classify Urea resin for customs?

Urea resin is classified under HS code 390910 — Amino-resins; urea and thiourea resins, in primary forms. This is a 6-digit subheading level code.

Is the HS code for Urea resin the same in all countries?

The base HS code 390910 for Urea resin is internationally standardized for the first 6 digits across 200+ countries. Individual countries may add additional digits for national tariff lines and specific classifications.