4-Chlorophenoxyacetic Acid from Mexico
A monochlorinated derivative of phenoxyacetic acid from heading 2912, used as a herbicide intermediate and plant growth regulator. Falls under 2913.00.50.00 due to halogen substitution on the phenoxy ring of a heading 2912 product. Primarily an agricultural chemical intermediate.
Duty Rate — Mexico → United States
15.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Provide NMR/GC certificate confirming 4-chloro isomer (not 2,4-D mixture)
• TSCA notification required; ensure <1% 2,4-D impurity to maintain classification
• Avoid bulk packaging confusion with formulated products (heading 3808)