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Isoprene with p-Menthadiene Impurities from Mexico

Commercial isoprene containing controlled p-menthadiene impurities from thermal dimerization limits. Still classified as principal isoprene compound per Chapter 29 classification rules. 'Other' category accommodates typical commercial impurity profiles.

Duty Rate — Mexico → United States

10%

Rate breakdown

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

Import Tips

Specify impurity limits in COA (p-menthadiene typically <2%); higher levels risk reclassification

Monitor for auto-polymerization; temperature-controlled shipping prevents solid 'popcorn polymer' formation

Customs may request comparative pricing data vs pure monomer to verify commercial grade status

Isoprene with p-Menthadiene Impurities from Mexico — Import Duty Rate | HTS 2901.24.50.00