3911.90.25.00/Modified Coumarone Resin Neciresin CR-100/Mexico

Modified Coumarone Resin Neciresin CR-100 from Mexico

Aromatic-modified coumarone resin thermoplastic for printing ink applications, in primary flake form. Classifies in HTS 3911.90.25.00 as derived from aromatic coumarone-indene sources.

Duty Rate — Mexico → United States

16.1%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico

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Import Tips

• Include coal tar fraction analysis confirming aromatic origin

• Package in 25kg bags marked 'primary form only'

• Avoid mixing with plasticizers triggering 3920.43 note