Seed Latex SBR for Polymer Modification
Low-solids seed SBR latex used as a nucleating agent in custom polymerizations, in pure primary form. It qualifies under tariff item 4002.11.00 as a synthetic rubber dispersion with essential character per Chapter Note 5(B).
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the seed latex is not based on SBR or XSBR.
Other synthetic rubber latexes fall under different subheadings.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Confirm the latex contains only permitted additives such as emulsifiers or stabilizers in trace amounts
• Clearly describe the product as 'seed latex' for polymer modification on customs documents
• If the latex is diluted with water, ensure it still meets the definition of primary form
Related Products under Tariff item 4002.11.00
Carboxylated Styrene-Butadiene Latex (XSBR Latex)
Carboxylated styrene-butadiene rubber (XSBR) latex in primary liquid form, featuring carboxylic acid groups that enhance adhesion in water-based coatings and textiles. It falls under tariff item 4002.11.00 as it is explicitly included in the subheading's scope for SBR and XSBR latex.
Functionalized XSBR Latex for Gloves
Functionalized XSBR latex formulated for film-forming applications such as dipped gloves and balloons, in primary liquid form. It qualifies under tariff item 4002.11.00 as raw carboxylated SBR latex; finished articles like gloves would be classified elsewhere.
High Solids SBR Latex (50% Solids Content)
High-solids SBR latex with 50% rubber solids content, used in industrial coatings and adhesives, in liquid primary form. Concentration does not affect classification under tariff item 4002.11.00, as it remains a primary form per Chapter Note 3(a).
Hot Polymerized SBR Latex (Cold SBR Alternative)
Hot-polymerized SBR latex used in foam rubber production and tire cord dipping, characterized by a broader particle size distribution. It is a primary liquid form of synthetic rubber, qualifying under tariff item 4002.11.00.
Prevulcanized SBR Latex for Paper Coating
Prevulcanized SBR latex designed for paper coating, offering water resistance and printability. It is permitted under tariff item 4002.11.00 as a prevulcanized dispersion per Chapter Note 3(a), provided it retains its essential character as raw material.
Styrene-Butadiene Latex (SBR Latex)
Styrene-butadiene latex (SBR latex) in water-based dispersion, used in adhesives, paper coatings, and carpet backings. It is a primary liquid form of synthetic rubber, falling under tariff item 4002.11.00.