Zinc Isovalerate from Mexico
Zinc isovalerate, salt of isovaleric acid, used in pharmaceuticals and as feed additive. Classifies under HTS 2915.29.50.00 following branched saturated acid parent compound.
Duty Rate — Mexico → United States
12.8%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Zinc content assay (20-25%) verification
• Chelate stability testing documentation
• Avoid Chapter 28 metal compound confusion