High Reactivity Calcined Dolomite for Animal Feed from Mexico
Fine calcined dolomite powder providing magnesium supplement for ruminant livestock feeds. Under 2518.20.00.00 as calcined mineral product, not yet a Chapter 31 fertilizer or Chapter 30 medicament.
Duty Rate — Mexico → United States
13%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Obtain heavy metal analysis for feed safety compliance beyond tariff docs
• Label clearly as calcined mineral, not mixed fertilizer to avoid 3105
• Particle size <0.203mm risks split mica misclassification—document properly