MHA-Ca Calcium Salt of DL-Hydroxy Methionine Analogue from Mexico
Calcium salt of DL-2-hydroxy-4-(methylthio)butyric acid, derived from the methionine hydroxy analogue, classified in 2930.90.46.00 per note 1(C)(1) for inorganic salts of organic acids. Enhances bioavailability in ruminant feeds.
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
• Provide salt formation documentation to justify organic acid heading; FDA GRAS status verification
• Pitfall: confusing with metal coordination compounds under note 1(C)(3)